Résumé :
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[BDSP. Notice produite par INIST kR0xn667. Diffusion soumise à autorisation]. Context. - Low back pain is a frequent and costly health problem. Prevention of low back pain is important both for the individual patient and from an economic perspective. Objective-To assess the efficacy of lumbar supports and education in the prevention of low back pain in industry. Design. - A randomized controlled trial with a factorial design. Setting. - The cargo department of an airline company in the Netherlands. Participants. - A total of 312 workers were randomized, of whom 282 were available for the 6-month follow-up. Interventlons-Subjects were randomly assigned to 4 groups : (1) education (lifting instructions) and lumbar support, (2) education, (3) lumbar support, and (4) no intervention. Education consisted of 3 group sessions on lifting techniques with a total duration of 5 hours. Lumbar supports were recommended to be used during working hours for 6 months. Main Outcome Measures. Low back pain incidence and sick leave because of back pain during the 6-month intervention period. Results. - Ompliance with wearing the lumbar support at least half the time was 43%. In the 282 subjects for whom data were available, no statistically significant differences in back pain incidence (48 [36% ] of 134 with lumbar support vs 51 [34% ] of 148 without, P=81) or in sick leave because of low back pain (mean, 0.4 days per month with lumbar support vs 0.4 days without, P=52) were found among the intervention groups. (...)
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