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Full-Text Articles in Medicine and Health Sciences

The Trajectory Of Change For Children And Youth In Residential Treatment, J. Noftle, Steven Cook, Alan Leschied, Jeff St. Pierre, Shannon Stewart, Andrew Johnson Jan 2011

The Trajectory Of Change For Children And Youth In Residential Treatment, J. Noftle, Steven Cook, Alan Leschied, Jeff St. Pierre, Shannon Stewart, Andrew Johnson

Andrew M. Johnson

This study examined the symptom response trajectories for 225 children and youth throughout a period of residential treatment. With the 10-item Conners' Global Index (CGI) as the primary outcome measure, assessments were completed on a bi-weekly basis during the average 4 month stay within the youth's residential treatment. Clients demonstrated an ongoing reduction of symptoms, and the severity of baseline symptoms influenced the trajectory of the symptom reduction. In addition, symptom reduction was characterized as logarithmic, particularly when controlling for the baseline severity of symptoms. Implications of these findings for administrators, practitioners, and researchers of residential treatment are discussed.


An Exploration Of The Burden Experienced By Spousal Caregivers Of Individuals With Parkinson's Disease, Kaitlyn Roland, Mary Jenkins, Andrew Johnson Jan 2010

An Exploration Of The Burden Experienced By Spousal Caregivers Of Individuals With Parkinson's Disease, Kaitlyn Roland, Mary Jenkins, Andrew Johnson

Andrew M. Johnson

Although previous research has attempted to identify the needs of caregivers for individuals with Parkinson's disease (PD), most has focused on the demands associated with the physical needs of the patient, and not on "mental burden." This study used the repertory grid method to capture the full range of caregivers' subjective experience, quantify their perceptions, and to acquire information that might be useful in directing remediation attempts. Within this sample, caregivers reported far greater burden from "mental stress" (e.g., worrying about individual's safety) than from "physical stress" (e.g., lifting individual into bed). Specifically, caregivers were primarily concerned about spousal safety, …


Screening For Parkinson's Disease With Response Time Batteries: A Pilot Study, Andrew Johnson, Philip Vernon, Quincy Almeida, Linda Grantier, Rene Singarayer, Mandar Jog Sep 2004

Screening For Parkinson's Disease With Response Time Batteries: A Pilot Study, Andrew Johnson, Philip Vernon, Quincy Almeida, Linda Grantier, Rene Singarayer, Mandar Jog

Andrew M. Johnson

Background: Although significant response time deficits (both reaction time and movement time) have been identified in numerous studies of patients with Parkinson's disease (PD), few attempts have been made to evaluate the use of these measures in screening for PD. Methods: Receiver operator characteristic curves were used to identify cutoff scores for a unit-weighted composite of two choice response tasks in a sample of 40 patients and 40 healthy participants. These scores were then cross-validated in an independent sample of 20 patients and 20 healthy participants. Results: The unit-weighted movement time composite demonstrated high sensitivity (90%) and specificity (90%) in …


A Role Of The Basal Ganglia In Movement: The Effect Of Precues On Discrete Bi-Directional Movements In Parkinson's Disease, Andrew Johnson, Philip Vernon, Quincy Almeida, Linda Grantier, Mandar Jog Dec 2002

A Role Of The Basal Ganglia In Movement: The Effect Of Precues On Discrete Bi-Directional Movements In Parkinson's Disease, Andrew Johnson, Philip Vernon, Quincy Almeida, Linda Grantier, Mandar Jog

Andrew M. Johnson

The effect of a precue on improving movement initiation (i.e., reaction time; RT) is well understood, whereas its influence on movement execution (i.e., movement time; MT) has rarely been examined. The current study investigated the influence of a directional precue (i.e., left vs. right) on the RT and MT of simple and discrete bi-directional movements in a large sample of Parkinson's disease patients and healthy control participants. Both patients and controls were tested twice, with testing sessions separated by 2 hours. Patients were tested first following an overnight levodopa withdrawal and again after they had taken their medication. Both patients …