Bishop 2015.

Population (low back pain description; location; setting; data collection period)	Prospective cohort: People recruited from primary care research network, acupuncturist associations, and internet searches for hospital‐based services; United Kingdom; Secondary care; November 2008 ‐ October 2010
Sample size	420
Prognostic factor (type, measure(s) of individual recovery expectations)	TREATMENT: Credibility Expectancy Questionnaire (3 items, 0 – 9) SELF‐EFFICACY: Chronic Pain Self‐Efficacy for Pain Management subscale (0 ‐ 100)
Notes	Funding Source: Arthritis Research United Kingdom Conflict of Interest: None declared