To clarify the mechanisms of compensation in subjects with anterior cruciate ligament deficiency (ACL-D), we examined proprioception, quadriceps strength, somatosensory evoked potentials (SEPs) and muscle responses during gait in varied combinations of speed and incline. Seventeen subjects with ACL-D were grouped by functional level and report of giving way. Seven subjects without ACL-D served ...

OBJECTIVE The study aimed to explore latent profiles of coping in Chinese women newly diagnosed with breast cancer and examine the differences of psychological distress, demographic, and medical characteristics across profiles. METHODS Latent profile analysis was used to identify 3 classes of copers based on data from 618 Chinese women newly diagnosed with breast cancer who completed question...

In this experiment, we tested for opioid and nonopioid mechanisms of pain control through cognitive means and the relation of opioid involvement to perceived coping efficacy. Subjects were taught cognitive methods of pain control, were administered a placebo, or received no intervention. Their pain tolerance was then measured at periodic intervals after they were administered either a saline so...

PURPOSE We believe it is important to uncover tinnitus subgroups to identify subsets of patients most likely to benefit from different treatments. We review strategies for subgrouping based on etiology, subjective reports, the audiogram, psychoacoustics, imaging, and cluster analysis. METHOD Preliminary results of a 2-step cluster analysis based on 246 participants from whom we had 26 categor...

REPLY: In the letter of Chmielewski and Snyder-Mackler, the authors pointed out that the clinical classification scheme used in their studies is not comparable to ours to separate anterior cruciate ligament (ACL) patients without “giving-way symptoms” (copers) from ACL patients with giving-way symptoms (noncopers). In contrast to their comprehensive screening protocol that included issues of di...

BACKGROUND This cross validation study examined the reliability of the Multidimensional Pain Inventory (MPI) and the stability of the Multidimensional Pain Inventory Classification System of the empirically derived subgroup classification obtained by cluster analysis in chronic musculoskeletal pain. Reliability of the German Multidimensional Pain Inventory was only examined once in the past in ...

Given that threat appraisal and coping are amenable to intervention, we aimed identify appraisals responses of anxious adolescents, relative less peers, during induced social stressors. Adolescents (N = 76; Mage 13.5yrs) completed a clinical interview five stress tasks. After each task, measured (state anxiety evaluation), general ability, eight ways regulating emotion. with high appraised more...

BACKGROUND Psychological, behavioral and social factors have long been considered important in the development of persistent pain. Little is known about how chiropractic low back pain (LBP) patients compare to other LBP patients in terms of psychological/behavioral characteristics. METHODS In this cross-sectional study, the aim was to investigate patients with LBP as regards to psychosocial/b...