Hagen 2005.

Population (low back pain description; location; setting; data collection period)	Randomized Controlled Trial: People sick‐listed 8 to 12 weeks for low back pain (with or without radiating pain); Norway; Primary care; Data collection period not reported
Sample size	457
Prognostic factor (type, measure(s) of individual recovery expectations)	GENERAL: Belief that back pain will disappear from Graded Reduced Work Ability Scale (1 ‐ 6)
Notes	Funding Source: Norwegian Ministry of Health and Social Affairs Conflict of Interest: Not reported