Table 3

Poisson regression analysis of work ability according to demographic variables, physical and mental health, and of the work environment among female employees in Norway (N = 597)

Risk factors
Moderately reduced Work Ability (WA)
Severely reduced Work Ability (WA)


RR
95% CI
RR
95% CI





Age (years)




≤ 29
1 (ref.)

1 (ref.)

30–39
1.3
1.0 – 1.8
1.6
0.7 – 3.5
40–49
1.5
1.1 – 2.1
1.5
0.6 – 3.7
50 – 67
1.8
1.1 – 2.9
2.3
0.4 – 12.5





Occupation




Skilled
1 (ref.)

1 (ref.)

Not skilled
0.9
0.8 – 1.3
1.9
1.1 – 3.5





How much are you satisfied with your physical health and well-being?




Satisfied
1 (ref.)

1 (ref.)

Partially satisfied
1.4
1.0 – 1.9
5.1
2.2 – 11.9
Dissatisfied
1.6
0.9 – 2.7
9.5
3.9 – 23.2





Mental health




No mental distress
1 (ref.)

1 (ref.)

Light mental distress
1.3
0.9 – 1.9
1.7
0.6 – 4.8
Severe mental distress
1.5
1.1 – 2.1
1.3
0.6 – 3.1





Do you feel that you utilize your abilities at work?




Yes
1 (ref.)

1 (ref.)

Partially/No
1.0
0.8 – 1.3
1.0
0.5 – 2.3





Are you satisfied with your work?




Satisfied
1 (ref.)

1 (ref.)

Partly satisfied/Not satisfied
1.0
0.7 – 1.5
1.4
0.5 – 3.6





Work environment




Good
1 (ref.)

1 (ref.)

Average
1.3
0.9 – 1.8
1.6
0.7 – 4.0
Bad
1.4
0.9 – 2.1
1.4
0.4 – 4.9

Gamperiene et al. Journal of Occupational Medicine and Toxicology 2008 3:8   doi:10.1186/1745-6673-3-8