Table 3.
Proportions of agreement and disagreement between patients questionnaire and general practitioners information regarding incident cardiovascular endpoints
| Disease | GPa, negative Pb negative (Agreement) |
GP, positive P positive (Agreement) |
GP positive P negative (Underreporters) |
GP negative P positive (Overreporters) |
Kappa | CCRc |
|---|---|---|---|---|---|---|
| Stroke | 968 (96.9%) | 14 (1.40%) | 7 (0.70%) | 10 (1.00%) | 0.61 | 98.3% |
| Myocardial infarction | 1003 (99.2%) | 3 (0.30%) | 1 (0.10%) | 4 (0.40%) | 0.54 | 99.5% |
| Angina pectoris | 935 (95.0%) | 14 (1.42%) | 28 (2.83%) | 11 (1.11%) | 0.40 | 96.1% |
| Valvular heart disease | 913 (93.7%) | 16 (1.64%) | 34 (3.50%) | 11 (1.13%) | 0.39 | 95.4% |
| Arrythmia | 836 (88.8%) | 27 (2.87%) | 41 (4.36%) | 37 (3.93%) | 0.37 | 91.7% |
| Congestive heart failure | 905 (93.5%) | 14 (1.45%) | 21 (2.17%) | 28 (2.89%) | 0.34 | 94.9% |
aP patients’ questionnaire
bGP general practitioners’ information
cCCR correct classification rate