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Full-Text Articles in Medicine and Health Sciences

Inter-Rater Reliability Of Lumbar Segmental Instability Tests And The Subclassification, Faisal Mohammad Alyazedi Dec 2013

Inter-Rater Reliability Of Lumbar Segmental Instability Tests And The Subclassification, Faisal Mohammad Alyazedi

Loma Linda University Electronic Theses, Dissertations & Projects

Objectives: This study investigated the inter-rater reliability of three structural end-range lumbar segmental instability tests with the highest positive Likelihood Ratio against flexion-extension radiographs, and three functional mid-range clinical tests that predict the success of lumbar stabilization exercises in patients with recurrent or chronic low back pain (R/CLBP). It also investigated the reliability of lumbar segmental instability subclassification as: Functional, Structural and Combined Instability. Method: 40 adult with R/CLBP patients (30 men and 10 women), 18 to 80 years of age, underwent repeated measurements of specific clinical tests for structural or functional lumbar segmental instability. Results: Other than the Lack …


Sleep-Wake Cycle Assessment In Type 2 Diabetes And Salivary Melatonin Correlates, Paula Regina Aguiar Cavalcanti Jun 2013

Sleep-Wake Cycle Assessment In Type 2 Diabetes And Salivary Melatonin Correlates, Paula Regina Aguiar Cavalcanti

Loma Linda University Electronic Theses, Dissertations & Projects

p=.047). Additionally, there were significant inverse relationships between melatonin collected at two hours before bed time and latency (ρ=-.87; p=.001), wake after sleep onset (ρ =-.69; p=.02) and nocturnal activity (ρ =-.67; p=.03). Latency was inversely correlated with melatonin collected at bed time (ρ =-.69; p=.02). These findings suggest that T2DM presents disturbances in the homeostatic and circadian drives, mainly characterized by less consistency across days of the daily circadian signal, higher rhythm fragmentation and lower rhythm amplitude. In addition to the lower melatonin levels, the decrease in the amplitude of the activity rhythm may also be involved in circadian …


Anterior Cruciate Ligament Elasticity And Force For Knee Flexion During The Menstrual Cycle In Women, Haneul Lee Jun 2013

Anterior Cruciate Ligament Elasticity And Force For Knee Flexion During The Menstrual Cycle In Women, Haneul Lee

Loma Linda University Electronic Theses, Dissertations & Projects

Numerous studies have been conducted on changes of knee ligament laxity during the menstrual cycle (MC) since there are more injuries in certain phases. Some researchers believe that since estrogen receptor β exists in ligaments and tendons in the knee, estrogen may modulate towards a state of laxity. However, increased tissue temperature also observed during the MC can predispose ligament and tendon laxness. The number of women using oral contraceptive pills (OCP) has constantly increased in the United States. This exogenous source of synthetic forms of steroid hormones prevents ovulation by maintaining more consistent daily hormone levels than occurs. Since …


Effect Of Passive Vibration On Skin Blood Flow In Good Glycemic Control And Poor Glycemic Control Type 2 Diabetics, Kanikkai Steni Balan Sackiriyas Mar 2013

Effect Of Passive Vibration On Skin Blood Flow In Good Glycemic Control And Poor Glycemic Control Type 2 Diabetics, Kanikkai Steni Balan Sackiriyas

Loma Linda University Electronic Theses, Dissertations & Projects

Microcirculation regulated by the sympathetic system and vascular endothelium plays a significant role in the homeostasis of temperature and wound healing. Damage to the autonomic nervous system and endothelial system resulting from aging and diabetes decreases the potential of wound healing. Insulin resistance and impaired wound healing associated with type 2 diabetes can lead to diabetic foot ulceration (DFU). Factors such as the increased insulin resistance, impaired wound healing and DFU can increase the risk of amputation in type 2 diabetics (T2D). In research, passive vibration (PV) was effective in increasing skin blood flow (SBF) in healthy individuals as well …