Table 1 Characteristics of participants included1 (n = 3,582) and lost to follow-up (n = 3,044)
Characteristic | Included n (%) | Lost to follow-up n (%) | p | |
|---|---|---|---|---|
Age (years) | Median (IQR) | 72 (69–77) | 73 (69–77) | 0.003 |
Age group | 65–69 years | 1,118 (31.2) | 901 (29.6) | 0.005 |
|  | 70–74 years | 1,165 (32.5) | 920 (30.2) |  |
|  | 75–79 years | 757 (21.1) | 700 (23.0) |  |
|  | 80–84 years | 387 (10.8) | 344 (11.3) |  |
|  | 85 + years | 155 (4.3) | 179 (5.9) |  |
Gender | Men | 822 (23.0) | 690 (22.7) | 0.874 |
| Â | Women | 2,758 (77.0) | 2,353 (77.3) | Â |
|  | Non-binary | < 5 | < 5 |  |
State or Territory2 | Australian Capital Territory | 49 (1.4) | 75 (2.5) | < 0.001 |
| Â | New South Wales | 980 (27.4) | 1,019 (33.6) | Â |
|  | Northern Territory | 0 (0.0) | < 5 |  |
| Â | Queensland | 1,124 (31.4) | 1,028 (33.9) | Â |
| Â | South Australia | 198 (5.5) | 150 (4.9) | Â |
| Â | Tasmania | 130 (3.6) | 78 (2.6) | Â |
| Â | Victoria | 289 (8.1) | 304 (10.0) | Â |
| Â | Western Australia | 811 (22.7) | 376 (12.4) | Â |
ARIA3 | Major cities | 2,220 (62.1) | 1,694 (55.7) | < 0.001 |
| Â | Inner Regional | 1,090 (30.5) | 1,059 (34.9) | Â |
| Â | Outer Regional | 223 (6.2) | 234 (7.7) | Â |
| Â | Remote/very remote | 44 (1.2) | 52 (1.7) | Â |
IRSAD quintile4 | 1 (Most disadvantaged) | 284 (7.8) | 284 (9.4) | < 0.001 |
| Â | 2 | 496 (13.9) | 615 (20.3) | Â |
| Â | 3 | 883 (24.7) | 820 (27.0) | Â |
| Â | 4 | 902 (25.2) | 657 (21.6) | Â |
| Â | 5 (Most advantaged) | 1008 (28.2) | 661 (21.8) | Â |
Comorbidities | Low (< 2) | 1,456 (40.7) | 1,105 (36.3) | < 0.001 |
| Â | High (2+) | 2,126 (59.4) | 1,939 (63.7) | Â |
Classes attended | Median (IQR) | 12 (12–12) | 7 (3–10) | < 0.001 |
Class type5 | Aerobics6 | 137 (3.8) | 151 (5.0) | < 0.001 |
| Â | Falls prevention/balance | 378 (10.6) | 387 (12.7) | Â |
| Â | Low intensity7 | 161 (4.5) | 105 (3.1) | Â |
| Â | Strength | 225 (6.3) | 238 (7.8) | Â |
| Â | Clinical program/condition- specific | 389 (10.9) | 212 (7.0) | Â |
| Â | General8 | 2,213 (61.8) | 1,845 (60.6) | Â |
| Â | Other9 | 78 (2.2) | 106 (3.5) | Â |
Total | Â | 3,582 (54.1) | 3,044 (45.9) | Â |