effectiveness of theory-based educational intervention on low back pain preventive behaviors in nursing aid staff

Aim: work - related musculoskeletal disorders (wmsds) are mainly associated with nurses’ high physical demands. training healthy behavior can reduce these disorders. this study aimed to evaluate the effect of educational intervention based on social cognitive theory (sct) on changing unhealthy behaviors leading to(lbp) in nursing aid staff working in qom hospitals. method and materials: a quasi-experimental study was conducted from 2017 to 2018 with educational intervention based on sct was performed on 452 nursing aid. data collection tools were the questionnaire of sct constructs, the lbp prevention behavior questionnaire (lbpbpq), the quebec back pain disability scale (qbpds), and the visual analog scale (vas) for lbp. the training was based on the four structures of self-efficacy, self-regulation, outcome expectation, and moral disengagement in groups of 20 to 30 individuals. then the pre-and post-intervention data were compared through the statistical tests. findings: after the intervention, sct structures were increased significantly. the mean score of lumbar health behavior after training showed a significant increase from 32.59 to 32.57. the mean score of lbp after training decreased significantly from 5.17 to 3.98 and the mean score of physical disability of lbp decreased significantly after training. conclusion: educational intervention based on sct reduces the severity of lbp and the consequent disability.