Steven Z. George

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BACKGROUND AND PURPOSE Psychosocial factors are known to affect recovery from acute low back pain. The factors with the greatest influence and the optimal methods of measurement and interpretation have not been established. The purpose of this study was to examine baseline psychosocial variables and their ability to predict prolonged work restrictions. (More)
Fear-avoidance beliefs have been identified as an important psychosocial variable in patients with chronic disability doe to low back pain. The importance of fear-avoidance beliefs for individuals with acute low back pain has not been explored. Seventy-eight subjects with work-related low back pain of less than 3 weeks'duration were studied. Measurements of(More)
STUDY DESIGN A prospective, consecutive, cohort study of patients with acute low back pain classified into subgroups based on examination data and treated with a specific treatment approach. OBJECTIVE To calculated the interrater reliability of a classification system, and to compare initial patient characteristics and outcomes of physical therapy(More)
STUDY DESIGN Cross-sectional. OBJECTIVES To measure fear of movement/reinjury levels and determine the association with function at different timeframes during anterior cruciate ligament (ACL) reconstruction rehabilitation. We hypothesized that fear of movement/reinjury would decrease during rehabilitation and be inversely related with function. (More)
STUDY DESIGN Validity and test-retest reliability of questionnaires related to the fear-avoidance model (FAM). OBJECTIVE To investigate test-retest reliability, construct redundancy, and criterion validity for 4 commonly used FAM measures. BACKGROUND Few studies have reported psychometric properties for more than 2 FAM measures within the same cohort,(More)
Introduction: Quantitative sensory testing has demonstrated a promising link between experimentally determined pain sensitivity and clinical pain. However, previous studies of quantitative sensory testing have not routinely considered the important influence of psychological factors on clinical pain. This study investigated whether measures of thermal pain(More)
STUDY DESIGN Cross-sectional cohort. OBJECTIVES (1) To examine differences in clinical variables (demographics, knee impairments, and self-report measures) between those who return to preinjury level of sports participation and those who do not at 1 year following anterior cruciate ligament reconstruction, (2) to determine the factors most strongly(More)
UNLABELLED Previous studies have consistently suggested that there are sex differences in pain report, but there is no consensus regarding sex differences in the associations among psychological factors and pain report. This cross-sectional study used a novel, clinically relevant, psychophysical pain-induction technique to examine sex differences between(More)
BACKGROUND Psychologically informed practice emphasizes routine identification of modifiable psychological risk factors being highlighted. OBJECTIVE The purpose of this study was to test the predictive validity of the STarT Back Screening Tool (SBT) in comparison with single-construct psychological measures for 6-month clinical outcomes. DESIGN This was(More)
PURPOSE To determine the extent to which sports medicine physicians encounter and discuss psychological issues among athletes they treat and to evaluate physicians' perceptions of the availability and efficacy of sport psychologists and other mental health resources. STUDY DESIGN Cross-sectional study. METHODS A survey was sent via e-mail to all(More)