Table 2.
Number of events and overall incidence rates per 1000 person-years by baseline TAC categories.
| All (n = 3,415) | TAC = 0 (n = 3,009) | TAC > 0 (n = 406) | ||
|---|---|---|---|---|
| CHD All | Number (%) | 74 (2.2) | 65 (2.2) | 9 (2.2) |
| IR (95% CI) | 2.05 (1.63 – 2.57) | 2.03 (1.59 – 2.59) | 2.18 (1.13 – 4.19) | |
| CHD Hard | Number (%) | 57 (1.7) | 51 (1.7) | 6 (1.5) |
| IR (95% CI) | 1.57 (1.21 – 2.04) | 1.59 (1.21 – 2.09) | 1.44 (0.65 – 3.21) | |
| CVD All | Number (%) | 137 (4.0) | 109 (3.6) | 28 (6.9) |
| IR (95% CI) | 3.81 (3.23 – 4.51) | 3.42 (2.84 – 4.13) | 6.85 (4.73 – 9.92) | |
| CVD Hard | Number (%) | 110 (3.2) | 89 (3.0) | 21 (5.2) |
| IR (95% CI) | 3.05 (2.53 – 3.68) | 2.79 (2.27 – 3.43) | 5.11 (3.33 – 7.84) | |
| Stroke | Number (%) | 58 (1.7) | 43 (1.4) | 15 (3.7) |
| IR (95% CI) | 1.60 (1.24 – 2.08) | 1.34 (1.00 – 1.81) | 3.64 (2.19 – 6.03) | |
| TIA | Number (%) | 24 (0.7) | 18 (0.6) | 6 (1.5) |
| IR (95% CI) | 0.66 (0.44 – 0.99) | 0.56 (0.35 – 0.89) | 1.45 (0.65 – 3.22) | |
| All-cause mortality | Number (%) | 219 (6.4) | 164 (5.5) | 55 (13.6) |
| IR (95% CI) | 5.86 (5.13 – 6.69) | 4.96 (4.25 – 5.78) | 12.84 (9.86 – 16.73) |
Data presented as number of events (percentage), and incidence rates per 1000 person-years (95% confidence intervals).
CHD, coronary heart disease; CI, confidence interval; CVD, cardiovascular disease; IR, incidence rate; TAC, thoracic aorta calcium; TIA, transient ischemic attack.