Table 2.
Impact of adjustment of occupational status-all cause mortality associations for distal, proximal and cumulative health behaviours by cohort and sex
1952 cohort (N = 1,444) | 1932 cohort (N = 1,550) | |
---|---|---|
N (%) died | 120 (8.3) | 719 (46.4) |
Hazard ratio (95 % confidence interval) for all-cause mortality in respondents with manual versus non-manual occupational status | ||
Age- and sex-adjusteda | 1.80 (1.25, 2.58) | 1.66 (1.43, 1.93) |
Adjusted for 4 baseline behavioursb | 1.39 (0.95, 2.02) | 1.43 (1.23, 1.66) |
% attenuationc | 44 % | 30 % |
Adjusted for 4 most recent behavioursd | 1.30 (0.88, 1.92) | 1.40 (1.19, 1.63) |
% attenuationc | 55 % | 34 % |
Adjusted for 4 cumulativebehaviourse | 1.14 (0.77, 1.69) | 1.28 (1.10, 1.50) |
% attenuationc | 77 % | 51 % |
1932 men (N = 704) | 1932 women (N = 846) | |
N (%) died | 385 (54.7) | 334 (39.5) |
Hazard ratio (95 % confidence interval) for all-cause mortality in respondents with manual versus non-manual occupational status | ||
Age-adjusteda | 1.59 (1.30, 1.95) | 1.74 (1.41, 2.16) |
Adjusted for 4 baseline behavioursb | 1.31 (1.06, 1.62) | 1.53 (1.23, 1.91) |
% attenuationc | 42 % | 24 % |
Adjusted for 4 most recent behavioursd | 1.30 (1.05, 1.62) | 1.53 (1.21, 1.92) |
% attenuationc | 43 % | 24 % |
Adjusted for 4 cumulativebehaviourse | 1.18 (0.95, 1.46) | 1.41 (1.12, 1.77) |
% attenuationc | 65 % | 38 % |
aHazard ratio comparing all cause mortality in respondents with manual versus non-manual occupational status
bHazard ratio additionally adjusted for each of smoking, drinking, physical activity and fruit and vegetable intake at baseline
c % attenuation = 100 × (HRunadjusted − HRadjusted)/(HRunadjusted – 1)
dHazard ratio additionally adjusted for each of smoking, drinking, physical activity, and fruit and vegetable intake at last wave or wave immediately preceding death
eHazard ratio additionally adjusted for mean smoking, drinking, physical activity and fruit and vegetable intake over all waves at which respondent was known to be alive