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2014

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Articles 1 - 30 of 139

Full-Text Articles in Medicine and Health Sciences

Sugihara Causality Analysis Of Scalp Eeg For Detection Of Early Alzheimer's Disease, Joseph C. Mcbride, Xiaopeng Zhao, Nancy B. Munro, Greg A. Jicha, Frederick A. Schmitt, Richard J. Kryscio, Charles D. Smith, Yang Jiang Dec 2014

Sugihara Causality Analysis Of Scalp Eeg For Detection Of Early Alzheimer's Disease, Joseph C. Mcbride, Xiaopeng Zhao, Nancy B. Munro, Greg A. Jicha, Frederick A. Schmitt, Richard J. Kryscio, Charles D. Smith, Yang Jiang

Sanders-Brown Center on Aging Faculty Publications

Recently, Sugihara proposed an innovative causality concept, which, in contrast to statistical predictability in Granger sense, characterizes underlying deterministic causation of the system. This work exploits Sugihara causality analysis to develop novel EEG biomarkers for discriminating normal aging from mild cognitive impairment (MCI) and early Alzheimer's disease (AD). The hypothesis of this work is that scalp EEG based causality measurements have different distributions for different cognitive groups and hence the causality measurements can be used to distinguish between NC, MCI, and AD participants. The current results are based on 30-channel resting EEG records from 48 age-matched participants (mean age 75.7 …


Kallikrein Family Proteases Klk6 And Klk7 Are Potential Early Detection And Diagnostic Biomarkers For Serous And Papillary Serous Ovarian Cancer Subtypes., Ayala Tamir, Ushma Jag, Sreeja Sarojini, Craig Schindewolf, Takemi Tanaka, Rajendra Gharbaran, Hiren Patel, Anil Sood, Wei Hu, Ruzeen Patwa, Patrick Blake, Polina Chirina, Jin Oh Jeong, Heejin Lim, Andre Goy, Andrew Pecora, K Stephen Suh Dec 2014

Kallikrein Family Proteases Klk6 And Klk7 Are Potential Early Detection And Diagnostic Biomarkers For Serous And Papillary Serous Ovarian Cancer Subtypes., Ayala Tamir, Ushma Jag, Sreeja Sarojini, Craig Schindewolf, Takemi Tanaka, Rajendra Gharbaran, Hiren Patel, Anil Sood, Wei Hu, Ruzeen Patwa, Patrick Blake, Polina Chirina, Jin Oh Jeong, Heejin Lim, Andre Goy, Andrew Pecora, K Stephen Suh

Department of Medicine Faculty Papers

BACKGROUND: Early detection of ovarian cancer remains a challenge due to widespread metastases and a lack of biomarkers for early-stage disease. This study was conducted to identify relevant biomarkers for both laparoscopic and serum diagnostics in ovarian cancer.

METHODS: Bioinformatics analysis and expression screening in ovarian cancer cell lines were employed. Selected biomarkers were further validated in bio-specimens of diverse cancer types and ovarian cancer subtypes. For non-invasive detection, biomarker proteins were evaluated in serum samples from ovarian cancer patients.

RESULTS: Two kallikrein (KLK) serine protease family members (KLK6 and KLK7) were found to be significantly overexpressed relative to normal …


Suppression Of Invasion And Metastasis Of Triple-Negative Breast Cancer Lines By Pharmacological Or Genetic Inhibition Of Slug Activity., Giovanna Ferrari-Amorotti, Claudia Chiodoni, Fei Shen, Sara Cattelani, Angela Rachele Soliera, Gloria Manzotti, Giulia Grisendi, Massimo Dominici, Francesco Rivasi, Mario Paolo Colombo, Alessandro Fatatis, Bruno Calabretta Dec 2014

Suppression Of Invasion And Metastasis Of Triple-Negative Breast Cancer Lines By Pharmacological Or Genetic Inhibition Of Slug Activity., Giovanna Ferrari-Amorotti, Claudia Chiodoni, Fei Shen, Sara Cattelani, Angela Rachele Soliera, Gloria Manzotti, Giulia Grisendi, Massimo Dominici, Francesco Rivasi, Mario Paolo Colombo, Alessandro Fatatis, Bruno Calabretta

Department of Cancer Biology Faculty Papers

Most triple-negative breast cancers (TNBCs) exhibit gene expression patterns associated with epithelial-to-mesenchymal transition (EMT), a feature that correlates with a propensity for metastatic spread. Overexpression of the EMT regulator Slug is detected in basal and mesenchymal-type TNBCs and is associated with reduced E-cadherin expression and aggressive disease. The effects of Slug depend, in part, on the interaction of its N-terminal SNAG repressor domain with the chromatin-modifying protein lysine demethylase 1 (LSD1); thus, we investigated whether tranylcypromine [also known as trans-2-phenylcyclopropylamine hydrochloride (PCPA) or Parnate], an inhibitor of LSD1 that blocks its interaction with Slug, suppresses the migration, invasion, and metastatic …


Site-Specific Mutation Of The Sensor Kinase Gras In Staphylococcus Aureus Alters The Adaptive Response To Distinct Cationic Antimicrobial Peptides, Ambrose L. Cheung, Arnold S. Bayer, Michael R. Yeaman, Yan Q. Xiong, Alan J. Waring, Guido Memmi, Niles Donegan Dec 2014

Site-Specific Mutation Of The Sensor Kinase Gras In Staphylococcus Aureus Alters The Adaptive Response To Distinct Cationic Antimicrobial Peptides, Ambrose L. Cheung, Arnold S. Bayer, Michael R. Yeaman, Yan Q. Xiong, Alan J. Waring, Guido Memmi, Niles Donegan

Dartmouth Scholarship

The Staphylococcus aureus two-component regulatory system, GraRS, is involved in resistance to killing by distinct host defense cationic antimicrobial peptides (HD-CAPs). It is believed to regulate downstream target genes such as mprF and dltABCD to modify the S. aureus surface charge. However, the detailed mechanism(s) by which the histidine kinase, GraS, senses specific HD-CAPs is not well defined. Here, we studied a well-characterized clinical methicillin-resistant S. aureus (MRSA) strain (MW2), its isogenic graS deletion mutant (ΔgraS strain), a nonameric extracellular loop mutant (ΔEL strain), and four residue-specific ΔEL mutants (D37A, P39A, P39S, and D35G D37G D41G strains). The ΔgraS and …


Pupillometry: A Non-Invasive Technique For Pain Assessment In Paediatric Patients., Mark A. Connelly, Jacob T. Brown, Gregory L. Kearns, Rawni A. Anderson, Shawn D. St Peter, Kathleen A. Neville Dec 2014

Pupillometry: A Non-Invasive Technique For Pain Assessment In Paediatric Patients., Mark A. Connelly, Jacob T. Brown, Gregory L. Kearns, Rawni A. Anderson, Shawn D. St Peter, Kathleen A. Neville

Manuscripts, Articles, Book Chapters and Other Papers

OBJECTIVE: Pupillometry has been used to assess pain intensity and response to analgesic medications in adults. The aim of this observational study was to explore proof of concept for the use of this technique in paediatric patients. Changes in pupil parameters before and after opioid exposure also were evaluated.

DESIGN AND SETTING: This was a single-centre, prospective study conducted at an academic paediatric medical centre.

PATIENTS: Children 9-17 years of age undergoing elective surgical correction of pectus excavatum were enrolled into a protocol approved by the human ethical committee (institutional review board).

INTERVENTIONS: Pupil size and reactivity were measured using …


Rare Presentation Of Pancreatitis Secondary To Intussusception Of Duodenal Duplication Cyst, A Pediatric Case Report, Valentina Shakhnovich, Jennifer Colombo, Amita A. Desai, Shawn D. St Peter Dec 2014

Rare Presentation Of Pancreatitis Secondary To Intussusception Of Duodenal Duplication Cyst, A Pediatric Case Report, Valentina Shakhnovich, Jennifer Colombo, Amita A. Desai, Shawn D. St Peter

Manuscripts, Articles, Book Chapters and Other Papers

No abstract provided.


Wordless Intervention For Epilepsy In Learning Disabilities (Wield): Study Protocol For A Randomized Controlled Feasibility Trial, Marie-Anne Durand, Bob Gates, Georgina Parkes, Asif Zia Nov 2014

Wordless Intervention For Epilepsy In Learning Disabilities (Wield): Study Protocol For A Randomized Controlled Feasibility Trial, Marie-Anne Durand, Bob Gates, Georgina Parkes, Asif Zia

Dartmouth Scholarship

Epilepsy is the most common neurological problem that affects people with learning disabilities. The high seizure frequency, resistance to treatments, associated skills deficit and co-morbidities make the management of epilepsy particularly challenging for people with learning disabilities. The Books Beyond Words booklet for epilepsy uses images to help people with learning disabilities manage their condition and improve quality of life. Our aim is to conduct a randomized controlled feasibility trial exploring key methodological, design and acceptability issues, in order to subsequently undertake a large-scale randomized controlled trial of the Books Beyond Words booklet for epilepsy.


Leukocyte Esterase Strip Test: Matched For Musculoskeletal Infection Society Criteria., Eric H Tischler, Priscilla K Cavanaugh, Javad Parvizi Md Nov 2014

Leukocyte Esterase Strip Test: Matched For Musculoskeletal Infection Society Criteria., Eric H Tischler, Priscilla K Cavanaugh, Javad Parvizi Md

Rothman Institute Faculty Papers

BACKGROUND: The presence of leukocyte esterase in the synovial fluid has recently been proposed as a marker for periprosthetic joint infection. However, the sensitivity and specificity of leukocyte esterase has not been determined when matched for the current, most inclusive Musculoskeletal Infection Society (MSIS) criteria for periprosthetic joint infection.

METHODS: The presence of leukocyte esterase was prospectively evaluated in synovial joint aspirates from hips and knees from May 2009 to May 2013. The cohort consisted of 189 hip and knee aspirations (fifty-two positive and 137 negative for infection). If the aspirate was bloody, a centrifuge was used to precipitate red …


Attitudes Of Women In Their Forties Toward The 2009 Uspstf Mammogram Guidelines: A Randomized Trial On The Effects Of Media Exposure, Autumn Davidson, Xun Liao, B. Magee Nov 2014

Attitudes Of Women In Their Forties Toward The 2009 Uspstf Mammogram Guidelines: A Randomized Trial On The Effects Of Media Exposure, Autumn Davidson, Xun Liao, B. Magee

B. Dale Magee

OBJECTIVE: The objective of the study was to assess women's attitudes toward 2009 US Preventive Services Task Force mammography screening guideline changes and evaluate the role of media in shaping opinions. STUDY DESIGN: Two hundred forty-nine women, aged 39-49 years, presenting for annual examinations randomized to read 1 of 2 articles, and survey completion comprised the design of the study. RESULTS: Eighty-eight percent overestimated the lifetime breast cancer (BrCa) risk. Eighty-nine percent want yearly mammograms in their 40s. Eighty-six percent felt the changes were unsafe, and even if the changes were doctor recommended, 84% would not delay screening until age …


Role Of Multiple Births In Very Low Birth Weight And Infant Mortality, B. Magee Nov 2014

Role Of Multiple Births In Very Low Birth Weight And Infant Mortality, B. Magee

B. Dale Magee

OBJECTIVE: To determine the percentage of very-low-birth-weight (VLBW) infants (g) and infant deaths attributable to multiple births in the general population and in women aged 35+. STUDY DESIGN: The year 2000 Massachusetts birth certificate database with linked births-deaths was examined. Etiologic fractions (EF) for VLBW and infant mortality attributable to multiples were calculated for the general population and the 35+ age group. The percentages of multiples occurring in the 35+ age group were calculated. Infant deaths due to congenital anomalies and "perinatal conditions" were calculated. RESULTS: There were 81,582 resident births in Massachusetts in 2000. Of them 4.3% were multiples. …


Xk Aprosencephaly And Anencephaly In Sibs, Phillip Townes, Karen Reuter, E. Rosquete, B. Magee Nov 2014

Xk Aprosencephaly And Anencephaly In Sibs, Phillip Townes, Karen Reuter, E. Rosquete, B. Magee

B. Dale Magee

Recent studies have suggested a causal and pathogenetic relationship between holoprosencephaly and anencephaly. In support of the proposed relationship we report a sibship that includes anencephalic male twins and a female infant with a severe form of alobar holoprosencephaly, radial aplasia, and oligodactyly. The upper limb and brain malformations are considered to represent aprosencephaly syndrome. The coexistence of anencephaly and aprosencephaly within a sibship suggests that XK aprosencephaly syndrome may be an autosomal recessive disorder.


Doing The Best With What We Have: We Need Better: Informing Obstetric Policy With Administrative Data, Tiffany Moore Simas, B. Magee, Ellen Delpapa Nov 2014

Doing The Best With What We Have: We Need Better: Informing Obstetric Policy With Administrative Data, Tiffany Moore Simas, B. Magee, Ellen Delpapa

B. Dale Magee

In this issue of Medical Care, Backes Kozhimannil and colleagues present data from the National Inpatient Sample on differences between rural and urban obstetric care. We applaud their efforts in examining this issue and agree that all women should be afforded safe deliveries, and ideally each woman’s experience would not be different. That being said, there are some practical considerations that must be applied to their analyses and recommendations. We would like to take this opportunity to capitalize on their efforts and speak to 2 other highly related implications for policy and practice.


Role Of Smoking In Low Birth Weight, B. Magee, Dale Hattis, Nancy Kivel Nov 2014

Role Of Smoking In Low Birth Weight, B. Magee, Dale Hattis, Nancy Kivel

B. Dale Magee

OBJECTIVE: To assess the role of smoking on low birth weight (LBW). STUDY DESIGN: From Massachusetts for 1998, 79,904 birth certificates were reviewed. Birth weight, gestational age, plurality and maternal race were analyzed in relation to the mother's smoking status during the pregnancy. The etiologic fraction (EF) was calculated for smoking and LBW for the group as a whole as well as for various subgroups. RESULTS: A total of 11.7% of women acknowledged smoking during pregnancy. The overall LBW rate was 6.83%. The relative risk (RR) of LBW among smokers was 1.58. For all births the EF for smoking was …


Imp3 Expression Is Associated With Poor Outcome And Epigenetic Deregulation In Intrahepatic Cholangiocarcinoma, Yuanyuan Gao, Michelle Yang, Zhong Jiang, Bruce A. Woda, Arthur M. Mercurio, Jianjie Qin, Xinli Huang, Feng Zhang Nov 2014

Imp3 Expression Is Associated With Poor Outcome And Epigenetic Deregulation In Intrahepatic Cholangiocarcinoma, Yuanyuan Gao, Michelle Yang, Zhong Jiang, Bruce A. Woda, Arthur M. Mercurio, Jianjie Qin, Xinli Huang, Feng Zhang

Arthur M. Mercurio

IMP3 is a fetal protein not expressed in normal adult tissues. IMP3 is an oncoprotein and a useful biomarker for a variety of malignancies and is associated with reduced overall survival of a number of them. IMP3 expression and its prognostic value for patients with intrahepatic cholangiocarcinoma (ICC) have not been well investigated. The molecular mechanism underlying IMP3 expression in human cancer cells remains to be elucidated. Here we investigated IMP3 expression in ICC and adjacent nonneoplastic liver in 72 unifocal primary ICCs from a single institute by immunohistochemistry, immunoblotting, and real-time polymerase chain reaction. IMP3 was specifically expressed in …


Subspecialty Surveillance Of Long-Term Course Of Small And Moderate Muscular Ventricular Septal Defect: Heterogenous Practices, Low Yield., Erik L. Frandsen, Aswathy V. House, Yunbin Xiao, David A. Danford, Shelby Kutty Nov 2014

Subspecialty Surveillance Of Long-Term Course Of Small And Moderate Muscular Ventricular Septal Defect: Heterogenous Practices, Low Yield., Erik L. Frandsen, Aswathy V. House, Yunbin Xiao, David A. Danford, Shelby Kutty

Journal Articles: Pediatrics

BACKGROUND: No expert consensus guides practice for intensity of ongoing pediatric cardiology surveillance of hemodynamically insignificant small and moderate muscular ventricular septal defect (mVSD). Therefore, despite the well-established benign natural history of mVSD, there is potential for widely divergent follow up practices. The purpose of this investigation was to evaluate (1) variations in follow up of mVSD within an academic children's hospital based pediatric cardiology practice, and (2) the frequency of active medical or surgical management resulting from follow up of mVSD.

METHODS: We retrospectively reviewed records of 600 patients with isolated mVSD echocardiographically diagnosed between 2006 and 2012. Large …


Hippocampal Functional Connectivity Patterns During Spatial Working Memory Differ In Right Versus Left Temporal Lobe Epilepsy., Gaelle Eve Doucet, Karol Osipowicz, Ashwini Sharan Md, Michael R Sperling, Joseph I Tracy Nov 2014

Hippocampal Functional Connectivity Patterns During Spatial Working Memory Differ In Right Versus Left Temporal Lobe Epilepsy., Gaelle Eve Doucet, Karol Osipowicz, Ashwini Sharan Md, Michael R Sperling, Joseph I Tracy

Gaelle Eve Doucet

Temporal lobe epilepsy (TLE), affecting the medial temporal lobe, is a disorder that affects not just episodic memory but also working memory (WM). However, the exact nature of hippocampal-related network activity in visuospatial WM remains unclear. To clarify this, we utilized a functional connectivity (FC) methodology to investigate hippocampal network involvement during the encoding phase of a functional magnetic resonance imaging (fMRI) visuospatial WM task in right and left TLE patients. Specifically, we assessed the relation between FC within right and left hippocampus-seeded networks, and patient performance (rate of correct responses) during the encoding phase of a block span WM …


30-Year Trends In Patient Characteristics, Treatment Practices, And Long-Term Outcomes Of Adults Aged 35 To 54 Years Hospitalized With Acute Myocardial Infarction, Mayra Tisminetzky, David Mcmanus, Joel Gore, Jorge Yarzebski, Andrew Coles, Darleen Lessard, Robert Goldberg Nov 2014

30-Year Trends In Patient Characteristics, Treatment Practices, And Long-Term Outcomes Of Adults Aged 35 To 54 Years Hospitalized With Acute Myocardial Infarction, Mayra Tisminetzky, David Mcmanus, Joel Gore, Jorge Yarzebski, Andrew Coles, Darleen Lessard, Robert Goldberg

Jorge L. Yarzebski

Much of our knowledge about the characteristics, clinical management, and postdischarge outcomes of acute myocardial infarction (AMI) is derived from clinical studies in middle-aged and older subjects with little contemporary information available about the descriptive epidemiology of AMI in relatively young men and women. The objectives of our population-based study were to describe >3-decade-long trends in the clinical features, treatment practices, and long-term outcomes of young adults aged 35 to 54 years discharged from the hospital after AMI. The study population consisted of 2,142 residents of the Worcester (Massachusetts) metropolitan area who were hospitalized with AMI at all central Massachusetts …


Antipsychotic Use In Nursing Homes Varies By Psychiatric Consultant, Jennifer Tjia, Terry Field, Celeste Lemay, Kathleen Mazor, Michelle Pandolfi, Ann Spenard, Shih-Yieh Ho, Abir Kanaan, Jennifer Donovan, Jerry Gurwitz, Becky Briesacher Nov 2014

Antipsychotic Use In Nursing Homes Varies By Psychiatric Consultant, Jennifer Tjia, Terry Field, Celeste Lemay, Kathleen Mazor, Michelle Pandolfi, Ann Spenard, Shih-Yieh Ho, Abir Kanaan, Jennifer Donovan, Jerry Gurwitz, Becky Briesacher

Jennifer Tjia

BACKGROUND: The relationship between psychiatric consultation and antipsychotic prescribing in nursing homes (NH) is unknown. OBJECTIVE: To identify the association between psychiatric consultant groups and NH-level antipsychotic prescribing after adjustment for resident case-mix and facility characteristics. RESEARCH DESIGN AND SUBJECTS: Nested cross-sectional study of 60 NHs in a cluster randomized trial. We linked facility leadership surveys to October 2009-September 2010 Minimum Data Set, Nursing Home Compare, the US Census, and pharmacy dispensing data. MEASURES: The main exposure is the psychiatric consultant group and the main outcome is NH-level prevalence of atypical antipsychotic use. We calculated annual means and interquartile ranges …


Use Of Mechanical Ventilation By Patients With And Without Dementia, 2001 Through 2011, Tara Lagu, Marya Zilberberg, Jennifer Tjia, Penelope Pekow, Peter Lindenauer Nov 2014

Use Of Mechanical Ventilation By Patients With And Without Dementia, 2001 Through 2011, Tara Lagu, Marya Zilberberg, Jennifer Tjia, Penelope Pekow, Peter Lindenauer

Jennifer Tjia

Increasing demand for US critical care resources, including beds, intensivists, and invasive mechanical ventilation (IMV),has placed substantial strain on the critical care system. Since 2000, elderly patients treated in the intensive care unit have received higher intensity care (and have experienced lower mortality rates) than historical cohorts. Yet certain populations of elderly patients exposed to intensive care experience substantial long-term adverse effects, including functional decline and excess mortality. Patients with dementia receiving IMV, for example, are at high risk for delirium, which confers a 3.2-fold increased risk of 6-month mortality. The increasing use of aggressive therapies suggests that demand for …


Novel Ubiquitin Neuropathology In Frontotemporal Dementia With Valosin-Containing Protein Gene Mutations, Mark Forman, Ian Mackenzie, Nigel Cairns, Eric Swanson, Philip Boyer, David Drachman, Bharati Jhaveri, Jason Karlawish, Alan Pestronk, Thomas Smith, Pang-Hsien Tu, Giles Watts, William Markesbery, Charles Smith, Virginia Kimonis Nov 2014

Novel Ubiquitin Neuropathology In Frontotemporal Dementia With Valosin-Containing Protein Gene Mutations, Mark Forman, Ian Mackenzie, Nigel Cairns, Eric Swanson, Philip Boyer, David Drachman, Bharati Jhaveri, Jason Karlawish, Alan Pestronk, Thomas Smith, Pang-Hsien Tu, Giles Watts, William Markesbery, Charles Smith, Virginia Kimonis

Jason Karlawish

Frontotemporal dementia (FTD) with inclusion body myopathy and Paget disease of bone (IBMPFD) is a rare, autosomal-dominant disorder caused by mutations in the valosin-containing protein (VCP) gene, a member of the AAA-ATPase gene superfamily. The neuropathology associated with sporadic FTD is heterogeneous and includes tauopathies and frontotemporal lobar degeneration with ubiquitin-positive inclusions (FTLD-U). However, there is limited information on the neuropathology in IBMPFD. We performed a detailed, systematic analysis of the neuropathologic changes in 8 patients with VCP mutations. A novel pattern of ubiquitin pathology was identified in IBMPFD that was distinct from sporadic and familial FTLD-U without VCP gene …


The Significance Of Functional Renal Obstruction In Predicting Pathologic Stage Of Upper Tract Urothelial Carcinoma., Michael J. Amirian, Kushan Radadia, Hadley Narins, Kelly A. Healy, Scott G. Hubosky, Demetrius H. Bagley, Edouard J. Trabulsi, Costas D. Lallas Nov 2014

The Significance Of Functional Renal Obstruction In Predicting Pathologic Stage Of Upper Tract Urothelial Carcinoma., Michael J. Amirian, Kushan Radadia, Hadley Narins, Kelly A. Healy, Scott G. Hubosky, Demetrius H. Bagley, Edouard J. Trabulsi, Costas D. Lallas

Department of Urology Faculty Papers

BACKGROUND AND PURPOSE: Assessing the severity of upper tract urothelial carcinoma (UTUC) has been difficult because of inadequate biopsy specimens. Additional predictive parameters of disease stage would be useful when deciding a treatment plan; it has been suggested that preoperative hydronephrosis can be a surrogate. We examined the relationship between preoperative ipsilateral renal obstruction identified by imaging with final pathologic stage after nephroureterectomy (NU) for UTUC. We then analyzed those patients with ipsilateral renal obstruction and examined if tumor location is associated with an advanced pathologic stage.

METHODS: Patients who underwent NU for UTUC between the years 2001 to 2013 …


Low Vision Depression Prevention Trial In Age-Related Macular Degeneration: A Randomized Clinical Trial., Barry W. Rovner, Robin J Casten, Mark T Hegel, Robert W Massof, Benjamin E Leiby, Allen C Ho, William S Tasman Nov 2014

Low Vision Depression Prevention Trial In Age-Related Macular Degeneration: A Randomized Clinical Trial., Barry W. Rovner, Robin J Casten, Mark T Hegel, Robert W Massof, Benjamin E Leiby, Allen C Ho, William S Tasman

Department of Psychiatry and Human Behavior Faculty Papers

PURPOSE: To compare the efficacy of behavior activation (BA) + low vision rehabilitation (LVR) with supportive therapy (ST) + LVR to prevent depressive disorders in patients with age-related macular degeneration (AMD).

DESIGN: Single-masked, attention-controlled, randomized, clinical trial with outcome assessment at 4 months.

PARTICIPANTS: Patients with AMD and subsyndromal depressive symptoms attending retina practices (n = 188).

INTERVENTIONS: Before randomization, all subjects had 2 outpatient LVR visits, and were then randomized to in-home BA+LVR or ST+LVR. Behavior activation is a structured behavioral treatment that aims to increase adaptive behaviors and achieve valued goals. Supportive therapy is a nondirective, psychological treatment …


Sofas And Infant Mortality., Lauren R. Rechtman, Jeffrey D. Colvin, Peter S. Blair, Rachel Y. Moon Nov 2014

Sofas And Infant Mortality., Lauren R. Rechtman, Jeffrey D. Colvin, Peter S. Blair, Rachel Y. Moon

Manuscripts, Articles, Book Chapters and Other Papers

OBJECTIVE: Sleeping on sofas increases the risk of sudden infant death syndrome and other sleep-related deaths. We sought to describe factors associated with infant deaths on sofas.

METHODS: We analyzed data for infant deaths on sofas from 24 states in 2004 to 2012 in the National Center for the Review and Prevention of Child Deaths Case Reporting System database. Demographic and environmental data for deaths on sofas were compared with data for sleep-related infant deaths in other locations, using bivariate and multivariable, multinomial logistic regression analyses.

RESULTS: A total of 1024 deaths on sofas made up 12.9% of sleep-related infant …


Blood Levels Of S-100 Calcium-Binding Protein B, High-Sensitivity C-Reactive Protein, And Interleukin-6 For Changes In Depressive Symptom Severity After Coronary Artery Bypass Grafting: Prospective Cohort Nested Within A Randomized, Controlled Trial, Daniel M. Pearlman, Jeremiah R. R. Brown, Todd A. Mackenzie, Felix Hernandez, Souhel Najjar Oct 2014

Blood Levels Of S-100 Calcium-Binding Protein B, High-Sensitivity C-Reactive Protein, And Interleukin-6 For Changes In Depressive Symptom Severity After Coronary Artery Bypass Grafting: Prospective Cohort Nested Within A Randomized, Controlled Trial, Daniel M. Pearlman, Jeremiah R. R. Brown, Todd A. Mackenzie, Felix Hernandez, Souhel Najjar

Dartmouth Scholarship

Background: Cross-sectional and retrospective studies have associated major depressive disorder with glial activation and injury as well as blood–brain barrier disruption, but these associations have not been assessed prospectively. Here, we aimed to determine the relationship between changes in depressive symptom severity and in blood levels of S-100 calcium- binding protein B (S-100B), high-sensitivity C-reactive protein, and interleukin-6 following an inflammatory challenge.

Methods: Fifty unselected participants were recruited from a randomized, controlled trial comparing coronary artery bypass grafting procedures performed with versus without cardiopulmonary bypass for the risk of neurocognitive decline. Depressive symptom severity was measured at baseline, discharge, and …


Role Of A Genetic Variant On The 15q25.1 Lung Cancer Susceptibility Locus In Smoking-Associated Nasopharyngeal Carcinoma, Xuemei Ji, Weidong Zhang, Jiang Gui, Xia Fan, Weiwei Zhang, Yafang Li, Guangyu An, Dakai Zhu, Qiang Hu Oct 2014

Role Of A Genetic Variant On The 15q25.1 Lung Cancer Susceptibility Locus In Smoking-Associated Nasopharyngeal Carcinoma, Xuemei Ji, Weidong Zhang, Jiang Gui, Xia Fan, Weiwei Zhang, Yafang Li, Guangyu An, Dakai Zhu, Qiang Hu

Dartmouth Scholarship

Background: The 15q25.1 lung cancer susceptibility locus, containing CHRNA5, could modify lung cancer susceptibility and multiple smoking related phenotypes. However, no studies have investigated the association between CHRNA5 rs3841324, which has been proven to have the highest association with CHRNA5 mRNA expression, and the risk of other smoking-associated cancers, except lung cancer. In the current study we examined the association between rs3841324 and susceptibility to smoking-associated nasopharyngeal carcinoma (NPC).

Methods: In this case-control study we genotyped the CHRNA5 rs3841324 polymorphism with 400 NPC cases and 491 healthy controls who were Han Chinese and frequency-matched by age (±5 years), gender, and …


Calcium Supplementation Increases Blood Creatinine Concentration In A Randomized Controlled Trial, Elizabeth L. L. Barry, Leila A. A. Mott, Michal L. L. Melamed, Judith R. Rees, Anastasia Ivanova, Robert S. Sandler, Dennis J. Ahnen, Robert S. Bresalier, Robert W. Summers, Roberd M. Bostick, John A. Baron Oct 2014

Calcium Supplementation Increases Blood Creatinine Concentration In A Randomized Controlled Trial, Elizabeth L. L. Barry, Leila A. A. Mott, Michal L. L. Melamed, Judith R. Rees, Anastasia Ivanova, Robert S. Sandler, Dennis J. Ahnen, Robert S. Bresalier, Robert W. Summers, Roberd M. Bostick, John A. Baron

Dartmouth Scholarship

Background: Calcium supplements are widely used among older adults for osteoporosis prevention and treatment. However, their effect on creatinine levels and kidney function has not been well studied.

Methods: We investigated the effect of calcium supplementation on blood creatinine concentration in a randomized controlled trial of colorectal adenoma chemoprevention conducted between 2004–2013 at 11 clinical centers in the United States. Healthy participants (N=1,675) aged 45–75 with a history of colorectal adenoma were assigned to daily supplementation with calcium (1200 mg, as carbonate), vitamin D3 (1000 IU), both, or placebo for three or five years. Changes in blood creatinine and total …


Successful Mdr-Tb Treatment Regimens Including Amikacin Are Associated With High Rates Of Hearing Loss, Chawangwa Modongo, Rafal S. Sobota, Boikobo Kesenogile, Ronald Ncube Oct 2014

Successful Mdr-Tb Treatment Regimens Including Amikacin Are Associated With High Rates Of Hearing Loss, Chawangwa Modongo, Rafal S. Sobota, Boikobo Kesenogile, Ronald Ncube

Dartmouth Scholarship

Aminoglycosides are a critical component of multidrug-resistant tuberculosis (MDR-TB) treatment but data on their efficacy and adverse effects in Botswana is scarce. We determined the effect of amikacin on treatment outcomes and development of hearing loss in MDR-TB patients. Patients started on MDR-TB treatment between 2006 and 2012 were included. Multivariate analysis was used to determine the effect of amikacin on treatment outcomes and development of hearing loss.


Relationship Between Race And Ethnicity And Forensic Clinical Triage Dispositions, Debra Pinals, Ira Packer, William Fisher, Kristen Roy-Bujnowski Oct 2014

Relationship Between Race And Ethnicity And Forensic Clinical Triage Dispositions, Debra Pinals, Ira Packer, William Fisher, Kristen Roy-Bujnowski

Ira K Packer

OBJECTIVE: Racial and ethnic disparities in the criminal justice system have been widely reported, as have racial and ethnic disparities in diagnoses and certain aspects of clinical management. This study examined the association between race and ethnicity and dispositions for pretrial defendants who were referred for forensic mental health evaluations. METHODS: Available data were reviewed for all defendants in Massachusetts who were referred to a Massachusetts court clinic from 1994 to 2001 for a screening evaluation of their competence to stand trial, their criminal responsibility, or both. Logistic regression models were developed to assess the relationship between defendants' race and …


From Case Management To Court Clinic: Examining Forensic System Involvement Of Persons With Severe Mental Illness, William Fisher, Ira Packer, Thomas Grisso, Melissa Mcdermeit, Julie-Marie Brown Oct 2014

From Case Management To Court Clinic: Examining Forensic System Involvement Of Persons With Severe Mental Illness, William Fisher, Ira Packer, Thomas Grisso, Melissa Mcdermeit, Julie-Marie Brown

Ira K Packer

The study examined the flow of a state mental health agency's case-managed clients into its forensic mental health court clinic systems for evaluation of competency to stand trial (CST) for a criminal offense. An analysis of merged encounter data from the case management and court clinic systems revealed that roughly 2% of the case-managed population were referred to court clinics for evaluation of CST during a 1-year period, but that these 2% represented roughly one eighth of that year's court clinic evaluees. The likelihood of this involvement was higher for males, African-Americans, and Latinos, and for persons with a history …


Self-Reported Memory Complaints: Implications From A Longitudinal Cohort With Autopsies, Richard J. Kryscio, Erin L. Abner, Gregory E. Cooper, David W. Fardo, Greg A. Jicha, Peter T. Nelson, Charles D. Smith, Linda J. Van Eldik, Lijie Wan, Frederick A. Schmitt Oct 2014

Self-Reported Memory Complaints: Implications From A Longitudinal Cohort With Autopsies, Richard J. Kryscio, Erin L. Abner, Gregory E. Cooper, David W. Fardo, Greg A. Jicha, Peter T. Nelson, Charles D. Smith, Linda J. Van Eldik, Lijie Wan, Frederick A. Schmitt

Sanders-Brown Center on Aging Faculty Publications

OBJECTIVE: We assessed salience of subjective memory complaints (SMCs) by older individuals as a predictor of subsequent cognitive impairment while accounting for risk factors and eventual neuropathologies.

METHODS: Subjects (n = 531) enrolled while cognitively intact at the University of Kentucky were asked annually if they perceived changes in memory since their last visit. A multistate model estimated when transition to impairment occurred while adjusting for intervening death. Risk factors affecting the timing and probability of an impairment were identified. The association between SMCs and Alzheimer-type neuropathology was assessed from autopsies (n = 243).

RESULTS: SMCs were …