Table 4

Proportion of days of sick leave (% of potential work days) in trailer assembly by sex, age, occupation, and job experience during the follow up time of 3 years and 9 months

Explanatory variableExposure time (person-years)Musculoskeletal
Upper limbNeck and shoulderLow backOther musculoskeletalAll musculoskeletal
Age (y):
Work load:
 Low load4320.
 High load3301.
Job duration:
 Experienced worker4900.
 New worker, year 11680.
 New worker, year 2+1041.