Psychologically distressed | 2526 (86) | 405 (14) | 2926 (80) | 718 (20)** |
CHD at five years | 89 (3.5) | 26 (6.5)** | 24 (0.9) | 9 (1.2) |
No CHD at five years | 2437 (96.5) | 377 (93.5) | 2904 (99.1) | 709 (98.7) |
Age mean (SD) | 54 (6) | 54 (6) | 55 (5) | 54 (6)** |
Cigarettes/day | 17 (12) | 18 (12) | 8 (9) | 10 (10)** |
Social class n (%) | | | | |
I | 169 (7) | 26 (6)* | 91 (3) | 10 (1)* |
II | 420 (17) | 5 1 (12) | 525 (18) | 122 (17) |
IIIN | 312 (12) | 47 (12) | 798 (27) | 184 (26) |
IIIM | 936 (37) | 147 (36) | 443 (15) | 108 (15) |
IV | 531 (21) | 95 (24) | 778 (27) | 201 (28) |
V | 158 (6) | 39 (10) | 291 (10) | 93 (13) |
Marital status n (%) | | | | |
Married | 2232 (88) | 332 (82)** | 2078 (71) | 513 (71) |
Widowed | 74 (3) | 28 (7) | 387 (13) | 112 (16) |
Single | 195 (8) | 39 (10) | 400 (14) | 67 (9) |
Other | 25 (1) | 6 (1) | 61 (2) | 26 (4) |
Mean (SD) of CHD risk factor | | | | |
Systolic BP, mmol/Hg | 147 (21) | 146 (23) | 147 (24) | 144 (24)** |
Diastolic BP, mmol/Hg | 85 (13) | 86 (13) | 84 (13) | 83 (13) |
Cholesterol, mmol/l | 6.0 (1.0) | 6.0 (1.0) | 7.0 (1) | 7.0 (1) |
Body mass index kg/m2 | 26.3 (3.4) | 25.6 (3.5)* | 26.2 (3.9) | 25.2 (4.9) |
Forced expiratory volume 1 sec | 90 (22) | 85 (25)** | 93 (23) | 88 (24)** |
Blood sugar, mmol/l | 5 (1) | 5 (1) | 5 (1) | 5 (1) |
Angina n (%) | | | | |
No | 2164 (86) | 262 (55)** | 2586 (88) | 561 (71)** |
Yes | 362 (14) | 143 (35) | 340 (12) | 207 (29) |
Bronchitis n (%) | | | | |
No | 2425 (96) | 343 (85)** | 2853 (97) | 656 (91)** |
Yes | 101 (4) | 62 (15) | 73 (3) | 62 (9) |
ECG ischaemia n (%) | | | | |
No | 2297 (91) | 359 (89) | 2649 (90) | 650 (90) |
Yes | 229 (9) | 46 (11) | 277 (10) | 68 (10) |
Stroke n (%) | | | | |
No | 2500 (99) | 394 (97)** | 2908 (99) | 703 (98)** |
Yes | 26 (1) | 11 (3) | 18 (1) | 15 (2) |
Diabetes n (%) | | | | |
No | 2487 (98) | 401 (99) | 2899 (99) | 708 (99) |
Yes | 39 (2) | 4 (1) | 27 (1) | 10 (1) |