Table 5.
Incidence Densities of Death Between PH Patients and Controls by Sex and Age
| Characteristic | PH Group | Controls | IRR (95% CI) | P‐Valueb | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| N | Death, n (%) | PY | Ratea | N | Death, n (%) | PY | Rate | |||
| Female | ||||||||||
| All | 613 | 164 (26.75) | 3394.43 | 48.31 | 4973 | 456 (9.17) | 32 939.35 | 13.84 | 3.47 (2.9–4.15) | <0.0001 |
| Age, y | ||||||||||
| <50 | 205 | 23 (11.22) | 1411.63 | 16.29 | 1581 | 12 (0.76) | 12 020.11 | 1.00 | 16.32 (8.12–32.8) | <0.0001 |
| 50 to 64 | 133 | 35 (26.32) | 728.10 | 48.07 | 1142 | 50 (4.38) | 7601.50 | 6.58 | 7.31 (4.74–11.26) | <0.0001 |
| ≥65 | 275 | 106 (38.56) | 1254.69 | 84.49 | 2250 | 394 (17.51) | 13 317.74 | 29.58 | 2.83 (2.28–3.51) | <0.0001 |
| Male | ||||||||||
| All | 479 | 175 (36.53) | 2610.99 | 67.02 | 3763 | 627 (16.66) | 25 568.21 | 24.52 | 2.73 (2.31–3.23) | <0.0001 |
| Age, y | ||||||||||
| <50 | 115 | 11 (9.57) | 839.23 | 13.11 | 831 | 10 (1.20) | 6538.43 | 1.53 | 8.57 (3.64–20.18) | <0.0001 |
| 50 to 64 | 84 | 28 (33.33) | 398.64 | 70.24 | 633 | 39 (6.16) | 3949.87 | 9.87 | 7.11 (4.38–11.56) | <0.0001 |
| ≥65 | 280 | 136 (48.57) | 1373.12 | 99.05 | 2299 | 578 (25.14) | 15 079.91 | 38.33 | 2.58 (2.14–3.11) | <0.0001 |
IRR indicates incidence rate ratio; PH, pulmonary hypertension; PY, person‐years.
a
Rate per 1000 person‐years.
b
P‐values were calculated based on the χ2 test.