Table 1. Distribution of disease clusters and incident disability in the Canadian Survey on Health Aging, stratified by age.
| Activities of daily living sample | Instrumental activities of daily living sample | |||||
|---|---|---|---|---|---|---|
| Total population | 65–74 years | 75+ years | Total population | 65–74 years | 75+ years | |
| n = 6272 | n = 2884 | n = 3388 | n = 4571 | n = 2439 | n = 2132 | |
| N (%) | N (%) | N (%) | N (%) | N (%) | N (%) | |
| Males | 2776 (44.3) | 1350 (46.8) | 1426 (42.1) | 2170 (47.5) | 1188 (48.7) | 982 (46.1) |
| Disease clusters | ||||||
| no clusters | 908 (14.5) | 563 (19.5) | 345 (10.2) | 813 (17.8) | 532 (21.8) | 281 (13.2) |
| one cluster | 1931 (30.8) | 1025 (35.5) | 906 (26.7) | 1568 (34.3) | 915 (37.5) | 653 (30.6) |
| two+ clusters | 3433 (54.7) | 1296 (44.9) | 2137 (63.1) | 2190 (47.9) | 992 (40.7) | 1198 (56.2) |
| Disease domain | ||||||
| cardiometabolic | 2095 (33.4) | 887 (30.8) | 1208 (35.7) | 1318 (28.8) | 676 (27.7) | 642 (30.1) |
| musculoskeletal | 4018 (64.1) | 1766 (61.2) | 2252 (66.5) | 2784 (60.9) | 1439 (59) | 1345 (63.1) |
| sensory | 2752 (43.9) | 955 (33.1) | 1797 (53) | 1787 (39.1) | 733 (30.9) | 1034 (48.5) |
| respiratory | 1006 (16) | 426 (14.8) | 580 (17.1) | 609 (13.3) | 312 (12.8) | 297 (13.9) |
| neurological | 931 (14.8) | 247 (8.6) | 684 (20.2) | 520 (11.4) | 180 (7.4) | 340 (16) |
| Incident disability (5 year) | ||||||
| ADL | 1699 (27.1) | 386 (13.4) | 1313 (38.8) | |||
| IADL | 1837 (40.2) | 712 (29.2) | 1125 (52.8) | |||