Summed number of physical workloads among the total cohort from table 3 and risk of long-term sickness absence
| Number of physical work exposures | N | Per cent | Model 1 | Model 2 | Model 3 | Model 4 | Model 5 |
|---|---|---|---|---|---|---|---|
| HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | |||
| 0 | 4451 | 37.8 | 1 | 1 | 1 | 1 | 1 |
| 1 | 2577 | 21.9 | 1.27 (1.07 to 1.51) | 1.27 (1.06 to 1.52) | 1.23 (1.02 to 1.48) | 1.30 (1.08 to 1.56) | 1.25 (1.04 to 1.51) |
| 2 | 1845 | 15.7 | 1.67 (1.40 to 2.01) | 1.63 (1.35 to 1.97) | 1.57 (1.30 to 1.90) | 1.74 (1.44 to 2.11) | 1.63 (1.34 to 1.99) |
| 3 | 1356 | 11.5 | 1.93 (1.59 to 2.35) | 1.88 (1.54 to 2.31) | 1.73 (1.41 to 2.13) | 1.81 (1.47 to 2.24) | 1.65 (1.33 to 2.06) |
| 4 or more | 1543 | 13.1 | 2.20 (1.83 to 2.65) | 2.17 (1.78 to 2.63) | 2.03 (1.66 to 2.47) | 2.15 (1.76 to 2.64) | 1.94 (1.56 to 2.41) |
Risk estimates are provided as HRs and 95% CIs.
Model 1: Adjusted for age, gender and year of questionnaire reply.
Model 2: Model 1+ psychosocial work environment (influence at work, emotional demands, support from colleagues, support from leader).
Model 3: Model 2+ lifestyle (smoking, leisure physical activity, BMI).
Model 4: Model 3+ back pain, neck-shoulder pain and mental health.
Model 5: Model 4+ socioeconomic status.
BMI, body mass index.