Charlson Comorbidity Index (CCI) hospital admission rates by age group and sex in men and women aged 40–79, 1999–2019
| Total | No admissions | CCI=0 | CCI=1 | CCI=2 | CCI ≥3 | |
| Baseline 5-year follow-up period, 1999–2004, n (%) | ||||||
| Men | 11 228 | 5457 (48.6) | 3340 (29.7) | 988 (8.8) | 662 (5.9) | 781 (7.0) |
| Women | 13 786 | 7153 (51.9) | 4398 (31.9) | 953 (6.9) | 643 (4.7) | 639 (4.6) |
| ≤55 years | 9567 | 6009 (62.8) | 2720 (28.4) | 411 (4.3) | 236 (2.5) | 191 (2.0) |
| 55–65 years | 7805 | 3940 (50.5) | 2479 (31.8) | 583 (7.5) | 408 (5.2) | 395 (5.1) |
| 65–75 years | 6933 | 2489 (35.9) | 2322 (33.5) | 830 (12.0) | 561 (8.1) | 731 (10.5) |
| >75 years | 709 | 172 (24.3) | 217 (30.6) | 117 (16.5) | 100 (14.1) | 103 (14.5) |
| Baseline 10-year follow-up period, 1999–2009, n (%) | ||||||
| Men | 11 228 | 2928 (26.1) | 4151 (37.0) | 1434 (12.8) | 1056 (9.4) | 1659 (14.8) |
| Women | 13 786 | 3907 (28.3) | 5767 (41.8) | 1601 (11.6) | 1137 (8.2) | 1374 (10.0) |
| ≤55 years | 9567 | 3720 (38.9) | 4201 (43.9) | 746 (7.8) | 476 (5.0) | 424 (4.4) |
| 55–65 years | 7805 | 1973 (25.3) | 3259 (41.8) | 994 (12.7) | 711 (9.1) | 868 (11.1) |
| 65–75 years | 6933 | 1059 (15.3) | 2294 (33.1) | 1168 (16.8) | 875 (12.6) | 1537 (22.2) |
| >75 years | 709 | 83 (11.7) | 164 (23.1) | 127 (17.9) | 131 (18.5) | 204 (28.8) |
| Time-point 2, 5-year follow-up period, 2009–2014, n (%) | ||||||
| Men | 4252 | 1428 (33.6) | 1355 (31.9) | 522 (12.3) | 389 (9.1) | 558 (13.1) |
| Women | 5562 | 2234 (40.2) | 1793 (32.2) | 686 (12.3) | 403 (7.2) | 446 (8.0) |
| ≤55 years | 342 | 215 (62.9) | 92 (26.9) | 19 (5.6) | 10 (2.9) | 6 (1.8) |
| 55–65 years | 3090 | 1540 (49.8) | 1006 (32.6) | 277 (9.0) | 143 (4.6) | 124 (4.0) |
| 65–75 years | 3695 | 1303 (35.3) | 1301 (35.2) | 464 (12.6) | 286 (7.7) | 341 (9.2) |
| >75 years | 2687 | 604 (22.5) | 749 (27.9) | 448 (16.7) | 353 (13.1) | 533 (19.8) |
| Time-point 2, 10-year follow-up period, 2009–2019, n (%) | ||||||
| Men | 4252 | 695 (16.3) | 1294 (30.4) | 631 (14.8) | 558 (13.1) | 1074 (25.3) |
| Women | 5562 | 1166 (21.0) | 1956 (35.2) | 914 (16.4) | 618 (11.1) | 908 (16.3) |
| ≤55 years | 342 | 154 (45.0) | 122 (35.7) | 37 (10.8) | 14 (4.1) | 15 (4.4) |
| 55–65 years | 3090 | 905 (29.3) | 1241 (40.2) | 407 (13.2) | 267 (8.6) | 270 (8.7) |
| 65–75 years | 3695 | 589 (15.9) | 1309 (35.4) | 611 (16.5) | 473 (12.8) | 713 (19.3) |
| >75 years | 2687 | 213 (7.9) | 578 (21.5) | 490 (18.2) | 422 (15.7) | 984 (36.6) |