Patient characteristics
|
Attended or ever attended (n=111)
|
Never attended (n=76)
|
Statistical difference χ2
|
Age (mean) | 63.4 (SD 8.84) | 63.8 (SD 9.33) | 0.74 (ttest) | |
Sex-female | 23 (21%) | 20 (26%) | p = 0.47 | |
Alive (mean 10 months) | 110 (99%) | 73 (96%) | p = 0.30 | |
Previous MI | 24 (22%) | 19 (25%) | p = 0.72 | |
Previous CABG | 4 (4%) | 4 (3%) | p = 0.71 | |
Carstairs | | | | |
1 | 64 (58%) | 38 (50%) | p = 0.38 | 2 × 3 table |
2 | 37 (33%) | 20 (26%) | p = 0.33 | p < 0.001 |
3 | 10 (9%) | 18 (24%) | p = 0.01 | |
Risk factors | | | | |
Cholesterol (>5 mmol/l) | 89 (80%) | 58 (76%) | p = 0.65 | |
Hypertension1-150
| 76 (68%) | 45 (59%) | p = 0.25 | |
Body mass index (> 30 kg/m2) | 49 (44%) | 29 (38%) | p = 0.5 | |
Smoking (at discharge) | 12 (11%) | 21 (27%) | p = 0.005 | |
Alcohol intake1-151
| 8 (7%) | 7 (9%) | p = 0.82 | |
Exercise (< than 3 times/week) | 30 (27%) | 20 (26%) | p = 0.76 | |
Diabetes | 22 (20%) | 14 (18%) | p = 0.89 | |
Family history of CHD | 68 (63%) | 53 (70%) | p = 0.3 | |
Number of risk factors | | | | |
0–2 | 41 (37%) | 19 (25%) | p = 0.11 | 2 × 3 table p < 0.001 |
3–4 | 51 (46%) | 34 (45%) | p = 0.098 | |
5+ | 19 (17%) | 23 (30%) | p = 0.05 | |