Reeser 2001.

Population (low back pain description; location; setting; data collection period)	Prospective cohort: People with acute low back pain from primary and tertiary care sites; United States of America; Mixed population; March 1999 ‐ March 2000
Sample size	128
Prognostic factor (type, measure(s) of individual recovery expectations)	TREATMENT: Expectations of treatment (5 items, 5 pts)
Notes	Funding Source: State Medical Society of Wisconsin Foundation; Pfizer, Inc.; Mercury Marine; Roche Pharmaceuticals; Deere & Company (Horicon); Monsanto Fund; Quad Graphics; Pharmacia Conflict of Interest: Not reported