A cohort of 523 workers in nursing homes and homes for the e…
A cohort of 523 workers in nursing homes and homes for the elderly was followed for two years to assess the association between work related physical factors and the occurrence of low back pain as well as sickness absence due to low back pain. The effect of workload on low back pain occurrence in the first year and the transition of low back pain into sickness absence was calculated with logistic regression analysis. What can you infer from the table?