Physiotherapy, aerobics, and training devices reduced pain intensity and frequency in chronic low-back pain.

Setting A hospital in Switzerland. Patients 148 patients (mean age 45 y, 57% women, mean LBP duration 11 y) who were < 65 years of age and had > 3 months of LBP with or without referred pain serious enough to require medical attention or absence from work. Exclusion criteria included constant or persistent severe pain, pregnancy, previous spinal surgery, and current nerve-root entrapment accompanied by neurological deficit. 86% of patients completed follow up.