| I. Total | II. Non-respondents at 6 weeks | III. Respondents at 6 weeksa | IV. Respondents at 6 weeks & 2 yearsa | Comparison Column IV and total nonresponse (P-value) | Comparison Column IV and nonresponse at 6 weeks (P-value) |
---|---|---|---|---|---|---|
 | N = 1534 | N = 475 | N = 700 | N = 344 |  |  |
Age, mean (SD) | 69 (12) | 71 (12) | 65 (11) | 64 (10) | <0.001 | 0.001 |
Gender (% women) | 34 | 44 | 29 | 27 | 0.001 | 0.2 |
> 10 years education (%) | Â | Â | 44 | 49 | Â | 0.014 |
> 1 diagnosis (%) | 65 | 72 | 60 | 56 | 0.001 | 0.039 |
Emergency admission (%) | 70 | 80 | 62 | 58 | <0.001 | 0.07 |
Acute Coronary Syndrome (%) | 31 | 32 | 28 | 26 | 0.047 | 0.4 |
Invasive Coronary Procedure (%) | 33 | 22 | 40 | 43 | <0.001 | 0.06 |
Teaching Hospital (%) | 54 | 48 | 57 | 59 | Â | Â |
Central Hospital (%) | 26 | 27 | 25 | 22 | 0.042 | 0.123 |
Local Hospital (%) | 20 | 25 | 18 | 19 | Â | Â |