Chronic pain (CP) is an unpleasant sensory and emotional experience associated with
actual or potential tissue damage that persists beyond the expected time frame for healing or …

Back pain is a leading cause of disability. Previous research suggests that modifiable risk
factors influence recovery from back pain, and practice guidelines recommend integrating …

Pain intensity ratings of 'usual'pain, or pain 'on average', are gaining in popularity since they
are arguably a more realistic measure of a patient's pain status than the single snapshot of …

Background Epidemiological studies have identified important causal and prognostic factors
for back pain, but these frequently only identify a proportion of the variance, and new factors …

Background context The clinical presentation and outcome of patients with nonspecific low
back pain (LBP) are very heterogeneous and may be better understood by the recognition of …

Objective. To examine the consistency of internist judgments about low back pain; to
examine the influence of different clinical factors on those judgments. Design. 2× 4 mixed …

Objectives: Because musculoskeletal pain is the second most frequent reason for seeking
health care, the aims of this study were to determine the value of psychosocial variables in …

Our understanding of the natural history of chronic pain in the community is limited. This is
partly due to the lack of a validated measure of chronic pain severity known to be responsive …

Abstract Background and Objective Low back pain (LBP), and in particular non‐specific low
back pain (NSLBP), which accounts for approximately 90% of LBP, is the leading cause of …

Study Design. A 22-month prospective cohort study. Objectives. To describe the course of an
inception cohort of patients with chronic low back pain. Summary of Background Data …