Hazard ratios (95% CIs) for the relation of baseline risk factors (HALS1) with cardiovascular disease mortality according to participation in resurvey (HALS2) (n = 6484)
| Participants in resurvey | Non-participants in resurvey | p value for interaction | |
| Number of deaths/number at risk | 399/4590 | 157/1894 | |
| Age (per SD) | |||
| Sex adjusted | 7.62 (6.53 to 8.88) | 5.95 (4.82 to 7.32) | 0.557 |
| Fully adjusted* | 5.99 (4.99 to 6.99) | 4.73 (3.74 to 6.00) | 0.441 |
| Female | |||
| Age adjusted | 0.56 (0.46 to 0.68) | 0.59 (0.43 to 0.81) | 0.417 |
| Fully adjusted | 0.62 (0.50 to 0.78) | 0.72 (0.51 to 1.02) | 0.883 |
| Manual social class | |||
| Age and sex adjusted | 1.54 (1.25 to 1.89) | 1.46 (1.05 to 2.04) | 0.899 |
| Fully adjusted | 1.40 (1.14 to 1.73) | 1.37 (0.98 to 1.93) | 0.724 |
| Hypertensive | |||
| Age and sex adjusted | 2.14 (1.67 to 2.75) | 3.01 (1.97 to 4.60) | 0.331 |
| Fully adjusted | 1.97 (1.53 to 2.54) | 3.06 (2.00 to 4.69) | 0.744 |
| Obese | |||
| Age and sex adjusted | 1.82 (1.39 to 2.38) | 1.20 (0.76 to 1.90) | 0.108 |
| Fully adjusted | 1.43 (1.09 to 1.88) | 1.03 (0.65 to 1.63) | 0.285 |
| Current smoker vs never smoked | |||
| Age and sex adjusted | 1.58 (1.22 to 2.06) | 1.38 (0.92 to 2.07) | 0.430 |
| Fully adjusted | 1.55 (1.19 to 2.03) | 1.20 (0.79 to 1.82) | 0.126 |
| Ex smoker vs never smoked | |||
| Age and sex adjusted | 1.24 (0.96 to 1.61) | 1.25 (0.80 to 1.93) | 0.557 |
| Fully adjusted | 1.20 (0.92 to 1.56) | 1.16 (0.74 to 1.82) | 0.708 |
| Heavy drinker | |||
| Age and sex adjusted | 1.26 (1.03 to 1.54) | 0.95 (0.69 to 1.31) | 0.123 |
| Fully adjusted | 1.20 (0.98 to 1.47) | 0.87 (0.63 to 1.20) | 0.140 |
| No exercise in past fortnight | |||
| Age and sex adjusted | 1.82 (1.41 to 2.34) | 1.43 (0.94 to 2.17) | 0.696 |
| Fully adjusted | 1.49 (1.14 to 1.93) | 1.26 (0.83 to 1.91) | 0.221 |
| History of cardiovascular disease | |||
| Age and sex adjusted | 2.36 (1.87 to 2.97) | 1.94 (1.29 to 2.91) | 0.487 |
| Fully adjusted | 1.86 (1.46 to 2.38) | 1.57 (1.02 to 2.41) | 0.390 |
| Limiting long-standing illness | |||
| Age and sex adjusted | 1.68 (1.38 to 2.05) | 1.42 (1.03 to 1.95) | 0.328 |
| Fully adjusted | 1.39 (1.13 to 1.72) | 1.16 (0.30 to 1.62) | 0.296 |
| Psychological distress | |||
| Age and sex adjusted | 1.38 (1.09 to 1.73) | 1.49 (1.05 to 2.10 | 0.590 |
| Fully adjusted | 1.07 (0.86 to 1.34) | 1.50 (1.05 to 2.16) | 0.815 |
*Fully adjusted is adjustment for all other risk factors in the table. Referent categories are as for table 1, unless otherwise stated.