Myers 2007.

Population (low back pain description; location; setting; data collection period)	Randomized Controlled Trial: Patients presenting for initial evaluation of low back pain and scored greater than 3 on a 0 – 10 pain scale; United States of America; Primary care; Data collection period not reported
Sample size	442
Prognostic factor (type, measure(s) of individual recovery expectations)	GENERAL: how much improvement do you expect in 6 weeks (0 ‐ 10) TREATMENT: How helpful do you think the specified CAM therapy would be for your current episode of back pain or sciatica? (0 ‐ 10)
Notes	Funding Source: National Center for Complementary and Alternative Medicine; Bernard Osher Foundation; American Specialty Health Conflict of Interest: None declared