Table 2.
Number of deaths, person years of follow up, and death rate per 1000 person years of observation (95% confidence intervals) in derivation and validation cohort
| Characteristics | Derivation cohort | Validation cohort | |||||
|---|---|---|---|---|---|---|---|
| No of deaths | Person years | Death rate per 1000 person years (95% CI) | No of deaths | Person years | Death rate per 1000 person years (95% CI) | ||
| Women | 94 999 | 2 405 772 | 39.5 (39.2 to 39.7) | 32 726 | 821 029 | 39.9 (39.4 to 40.3) | |
| Men | 85 133 | 1 981 380 | 43.0 (42.7 to 43.3) | 28 720 | 672 665 | 42.7 (42.2 to 43.2) | |
| Age band (years): | |||||||
| 65-69 | 17 288 | 1 410 337 | 12.3 (12.1 to 12.4) | 6023 | 483 057 | 12.5 (12.2 to 12.8) | |
| 70-74 | 21 599 | 1 022 097 | 21.1 (20.9 to 21.4) | 7408 | 350 038 | 21.2 (20.7 to 21.7) | |
| 75-79 | 29 141 | 829 908 | 35.1 (34.7 to 35.5) | 9895 | 280 968 | 35.2 (34.5 to 35.9) | |
| 80-84 | 37 679 | 605 479 | 62.2 (61.6 to 62.9) | 12 611 | 203 123 | 62.1 (61.0 to 63.2) | |
| 85-89 | 37 694 | 342 402 | 110.1 (109.0 to 111.2) | 12 849 | 115 905 | 110.9 (109.0 to 112.8) | |
| 90-94 | 27 061 | 145 561 | 185.9 (183.7 to 188.1) | 9278 | 49 511 | 187.4 (183.6 to 191.2) | |
| 95-100 | 9,670 | 31 368 | 308.3 (302.2 to 314.5) | 3382 | 11 092 | 304.9 (294.8 to 315.3) | |
| Overall | 180 132 | 4 387 152 | 41.1 (40.9 to 41.2) | 61 446 | 1 493 694 | 41.1 (40.8 to 41.5) | |