Table 3.
Relative index of inequality (95% confidence interval) for the relation of indicators of socio-economic position with mortality in the VES—controlling for IQ at wave 2 (AGTT) and established risk factors at wave 2 (n = 4289)
| Outcome (no. deaths) | Age adjusted | Adjusted for age plus IQ | % changea | Adjusted for age plus risk factorsb | % changec | Adjusted for age plus risk factors and IQ | % changed |
|---|---|---|---|---|---|---|---|
| All-cause mortality (237) | |||||||
| Army incomee | 3.24 (1.95, 5.41) | 2.21 (1.30, 3.76) | 46.0 | 2.46 (1.48, 4.12) | 34.8 | 1.97 (1.16, 3.34) | 56.7 |
| Occupation | 2.96 (1.88, 4.67) | 1.78 (1.07, 2.95) | 60.2 | 2.09 (1.31, 3.33) | 44.4 | 1.52 (0.91, 2.54) | 73.5 |
| Mid-life income | 7.34 (4.49, 12.0) | 5.24 (3.09, 8.89) | 33.1 | 5.08 (3.09, 8.37) | 35.6 | 4.30 (2.54, 7.29) | 47.9 |
| Education | 3.72 (2.31, 6.00) | 2.06 (1.19, 3.58) | 61.0 | 2.44 (1.49, 3.99) | 47.1 | 1.67 (0.95, 2.94) | 75.4 |
| 50.1f | 40.5 | 63.4 | |||||
| CVD mortality (62) | |||||||
| Army income | 2.52 (0.95, 6.72) | 1.63 (0.59, 4.52) | 58.6 | 2.06 (0.76, 5.63) | 30.3 | 1.63 (0.58, 4.60) | 58.6 |
| Occupation | 4.12 (1.68, 10.1) | 2.53 (0.93, 6.85) | 51.0 | 2.62 (1.04, 6.60) | 47.9 | 2.01 (0.72, 5.60) | 67.6 |
| Mid-life income | 6.48 (2.52, 16.7) | 4.35 (1.57, 12.1) | 38.9 | 5.17 (1.94, 13.8) | 23.9 | 4.44 (1.57, 12.5) | 37.2 |
| Education | 3.29 (1.31, 8.28) | 1.62 (0.56, 4.74) | 72.9 | 1.93 (0.75, 4.95) | 59.4 | 1.24 (0.41, 3.74) | 89.5 |
| 55.3 | 40.4 | 63.2 | |||||
| Remaining causes (175) | |||||||
| Army income | 3.56 (1.95, 6.49) | 2.47 (1.32, 4.61) | 42.6 | 2.57 (1.42, 4.67) | 38.7 | 2.07 (1.12, 3.83) | 58.2 |
| Occupation | 2.63 (1.55, 4.47) | 1.57 (0.87, 2.83) | 65.0 | 1.85 (1.07, 3.19) | 47.9 | 1.33 (0.73, 2.40) | 79.6 |
| Mid-life income | 7.68 (4.32, 13.7) | 5.61 (3.02, 10.4) | 31.0 | 5.00 (2.80, 8.94) | 40.1 | 4.22 (2.28, 7.82) | 51.8 |
| Education | 3.89 (2.23, 6.81) | 2.25 (1.18, 4.28) | 56.7 | 2.62 (1.47, 4.66) | 43.9 | 1.85 (0.96, 3.56) | 70.6 |
| 48.8 | 42.7 | 65.1 | |||||
aBased on a comparison of the age-adjusted RII with that for the IQ-adjusted RII using the formulae: ([RIIage-adjusted − 1] − [RIIIQ and/or risk factor-adjusted − 1]/[RIIage-adjusted − 1]) × 100%.
bSystolic and diastolic blood pressure, total cholesterol, HDL cholesterol, BMI, smoking, blood glucose, resting heart rate, and forced expiratory volume in 1 s.
cBased on a comparison of the age-adjusted RII with that for the risk factor-adjusted RII.
dBased on a comparison of the age-adjusted RII with that for the IQ- and risk factor-adjusted RII.
eResults are hazards ratio for a comparison of the most socio-economically disadvantaged men with the least disadvantaged.
fMean per cent change across the four socio-economic indices for each outcome.