Table 3.
Hazard ratios for coronary heart disease according to ponderal index (kg/m3) at birth, father's social class, level of education, and adult social class and income
| Ponderal index ⩽26.0 (n=1475)
|
Ponderal index >26.0 (n=2154)
|
||||
|---|---|---|---|---|---|
| Hazard ratio (95% CI) | Unadjusted (adjusted) P value for trend | Hazard ratio (95% CI) | Unadjusted (adjusted) P value for trend | ||
| Infancy | |||||
| Father's social class: | |||||
| Upper middle | 1.00 | 0.06 (0.41*) | 0.76 (0.32 to 1.84) | 0.006 (0.02*) | |
| Lower middle | 1.52 (0.71 to 3.27) | 1.05 (0.49 to 2.27) | |||
| Labourer | 1.86 (0.94 to 3.68) | 1.60 (0.81 to 3.16) | |||
| Education | |||||
| Level of education: | |||||
| High | 1.00 | 0.004 | 0.60 (0.30 to 1.20) | 0.007 | |
| Middle | 1.29 (0.73 to 2.27) | 1.50 (0.88 to 2.55) | |||
| Low | 2.00 (1.17 to 3.42) | 1.47 (0.86 to 2.51) | |||
| Adult life (1980) | |||||
| Social class: | |||||
| Higher official | 1.00 | <0.0001 (<0.0001†) | 1.00 (0.61 to 1.66) | 0.01 (0.21†) | |
| Lower official | 1.59 (0.93 to 2.72) | 1.66 (1.01 to 2.71) | |||
| Self employed | 1.87 (0.88 to 3.99) | 1.81 (0.93 to 3.53) | |||
| Labourer | 2.69 (1.71 to 4.25) | 1.76 (1.11 to 2.77) | |||
| Household income 1000 marks/year (£): | |||||
| >140 (15 700) | 1.00 | <0.0001 (0.0001†) | 1.19 (0.65 to 2.19) | 0.75 (0.84†) | |
| 111-140 (15 700) | 1.54 (0.83 to 2.87) | 1.42 (0.78 to 2.57) | |||
| 96-110 (12 400) | 1.07 (0.51 to 2.22) | 1.66 (0.90 to 3.07) | |||
| 76-95 (10 700) | 2.07 (1.13 to 3.79) | 1.44 (0.79 to 2.62) | |||
| ⩽75 (8 400) | 2.58 (1.45 to 4.60) | 1.37 (0.75 to 2.51) | |||
*
Adjusted for adult social class. †Adjusted for father's social class.