Table 2 Associations of working conditions with all-cause disability retirement, unadjusted, adjusted for groups of working conditions (=Groupwise), all working conditions and all variables in analysis

1) Work arrangements:

Shift work

1.40 (1.10, 1.78)

1.37 (1.07, 1.75)

1.04 (0.81, 1.35)

1.02 (0.79, 1.31)

Temporary work contract

0.92 (0.68, 1.26)

0.90 (0.66, 1.23)

0.96 (0.70, 1.31)

1.03 (0.75, 1.42)

Working overtime

0.75 (0.56, 1.01)

0.78 (0.58, 1.05)

0.91 (0.67, 1.23)

1.02 (0.75, 1.39)

2) Physical working conditions:

Hazardous exposures

1.60 (1.27, 2.02)

1.13 (0.88, 1.45)

1.10 (0.86, 1.42)

1.06 (0.82, 1.36)

Physical workload

2.26 (1.82, 2.81)

2.22 (1.74, 2.82)

2.02 (1.57, 2.59)

1.73 (1.35, 2.22)

Computer work

0.95 (0.75, 1.22)

1.15 (0.90, 1.49)

1.11 (0.85, 1.45)

1.28 (0.97, 1.69)

3) Psychosocial working conditions:

Low job control

1.88 (1.53, 2.31)

1.85 (1.50, 2.28)

1.60 (1.29, 1.99)

1.34 (1.07, 1.68)

High job demands

1.05 (0.83, 1.32)

1.10 (0.87, 1.39)

1.06 (0.83, 1.35)

1.13 (0.88, 1.44)

Social support at work

0.78 (0.63, 0.97)

0.85 (0.68, 1.06)

0.89 (0.71, 1.11)

0.92 (0.74, 1.15)

4) Occupational class:

Managers and professionals

1.00

1.00

Semi-professionals

2.13 (1.49, 3.05)

1.91 (1.32, 2.77)

Routine non-manual workers

2.47 (1.83, 3.32)

1.95 (1.40, 2.71)

Manual workers

4.36 (3.13, 6.08)

3.18 (2.16, 4.68)

Men

Unadjusted

Groupwise adjusted

All working conditions adjusted

Fully adjusted

HR (95% CI)

HR (95% CI)

HR (95% CI)

HR (95% CI)

1) Work arrangements:

Shift work

2.20 (1.45, 3.34)

2.17 (1.43, 3.30)

1.38 (0.84, 2.26)

1.16 (0.70, 1.93)

Temporary work contract

0.68 (0.30, 1.55)

0.77 (0.33, 1.75)

0.80 (0.35, 1.84)

0.84 (0.36, 1.96)

Working overtime

0.81 (0.5, 1.33)

0.81 (0.50, 1.33)

0.88 (0.53, 1.48)

0.95 (0.56, 1.60)

2) Physical working conditions:

Hazardous exposures

2.47 (1.61, 3.77)

2.14 (1.31, 3.48)

1.69 (0.99, 2.89)

1.63 (0.93, 2.86)

Physical workload

2.80 (1.72, 4.54)

1.91 (1.13, 3.22)

2.00 (1.18, 3.38)

1.75 (1.02, 3.00)

Computer work

1.07 (0.67, 1.72)

1.31 (0.79, 2.17)

1.48 (0.89, 2.48)

1.74 (1.02, 2.97)

3) Psychosocial working conditions:

Low job control

2.21 (1.49, 3.28)

2.08 (1.39, 3.12)

1.54 (0.99, 2.40)

1.41 (0.90, 2.21)

High job demands

0.62 (0.35, 1.12)

0.68 (0.38, 1.24)

0.67 (0.36, 1.23)

0.75 (0.40, 1.39)

Social support at work

0.74 (0.48, 1.13)

0.84 (0.54, 1.30)

0.86 (0.56, 1.34)

0.88 (0.57, 1.37)

4) Occupational class:

Managers and professionals

1.00

1.00

Semi-professionals

1.63 (0.93, 2.85)

1.37 (0.77, 2.46)

Routine non-manual workers

3.35 (1.86, 6.02)

2.78 (1.43, 5.42)

Manual workers

3.10 (1.93, 4.99)

1.75 (0.89, 3.46)