Table 2.
Atherosclerotic cardiovascular disease events predicted via the American Heart Association-American College of Cardiology-Atherosclerotic Cardiovascular Disease risk score and atherosclerotic cardiovascular disease events observed among Multi-Ethnic Study of Atherosclerosis participants aged 45–79, stratified by gender and race/ethnicity
| Risk score | n | Predicted events, n (%) | Observed events, n (%) | Absolute difference | Discordance (%)a | c-statistic |
|---|---|---|---|---|---|---|
| Women | 3388 | 298.1 (8.80) | 149 (4.40) | 4.40 | 100 | 0.74 |
| White | 1286 | 97.9 (7.61) | 57 (4.43) | 3.18 | 72 | 0.70 |
| Black | 979 | 108.4 (11.07) | 50 (5.11) | 5.96 | 117 | 0.75 |
| Chinese | 392 | 31.7 (8.07) | 9 (2.30) | 5.78 | 252 | 0.83 |
| Hispanic | 731 | 60.2 (8.24) | 33 (4.51) | 3.72 | 82 | 0.79 |
| Men | 3053 | 425.0 (13.92) | 220 (7.21) | 6.71 | 93 | 0.71 |
| White | 1194 | 161.1 (13.49) | 85 (7.12) | 6.37 | 90 | 0.71 |
| Black | 798 | 117.2 (14.69) | 65 (8.15) | 6.54 | 80 | 0.68 |
| Chinese | 371 | 49.7 (13.38) | 12 (3.23) | 10.15 | 314 | 0.63 |
| Hispanic | 690 | 97.0 (14.06) | 58 (8.41) | 5.66 | 67 | 0.75 |
aDiscordance is defined as ([{expected percentage − observed percentage}/observed percentage] × 100).