RT Journal A1 Rozenberg, S A1 Delval, C A1 Rezvani, Y T1 Bed Rest and Normal Daily Activity Were Equivalent for Acute Low-Back Pain JF The Journal of Bone & Joint Surgery JO The Journal of Bone & Joint Surgery YR 2003 FD May 1 VO 85 IS 5 SP 975 OP 975 DO UL http://dx.doi.org/ AB Patients: 278 ambulatory patients who were 18 to 65 years of age (mean age, 44 years; 53% women) with acute low-back pain or a recent episode (<72 hours) of chronic low-back pain with spontaneous lumbar pain rated =40 mm on a 100-mm visual analog scale (VAS). Exclusion criteria were pain radiating distal to the buttocks; compressive, posttraumatic, inflammatory, infectious, or tumoral disease; or low-back pain resulting from an occupational accident. 98% of the patients had complete follow-up.