Table 2.
Baseline characteristics for study cohort, by frailty status
| Variablea | Entire cohort | Frailb | Non-frailb | p value |
|---|---|---|---|---|
| N = 248 | n = 46 | n = 202 | ||
| Age | 72.9 ± 6.1 | 75.9 ± 7.2 | 72.2 ± 5.6 | 0.001 |
| Female | 158 (63.7 %) | 31 (67.4 %) | 127 (62.9 %) | 0.57 |
| Body mass index | 26.4 ± 4.9 | 29.2 ± 6.6 | 25.8 ± 4.2 | <0.001 |
| White ethnicity | 223 (90.7 %) | 43 (93.5 %) | 180 (90.0 %) | 0.47 |
| Education | ||||
| College/University | 124 (50.4 %) | 21 (45.7 %) | 103 (51.5 %) | 0.47 |
| Primary/Secondary | 122 (49.6 %) | 25 (54.3 %) | 97 (48.5 %) | |
| Income | ||||
| up to £20000 | 135 (61.4 %) | 23 (59.0 %) | 112 (61.9 %) | 0.74 |
| £20001+ | 85 (38.6 %) | 16 (41.0 %) | 69 (38.1 %) | |
| Site | ||||
| London | 99 (39.9 %) | 12 (26.1 %) | 87 (43.1 %) | 0.03 |
| Nottingham | 149 (60.1 %) | 34 (73.9 %) | 115 (56.9 %) | |
| Number of falls in the previous year | 0.30 ± 0.56 | 0.48 ± 0.69 | 0.26 ± 0.52 | 0.05 |
| 0 | 187 (75.4 %) | 29 (63.0 %) | 158 (78.2 %) | 0.05 |
| 1 | 48 (19.4 %) | 12 (26.1 %) | 36 (17.8 %) | |
| 2 | 13 (5.2 %) | 5 (10.9 %) | 8 (4.0 %) |
amean ± standard deviation or n (%)
bFrail was defined as frailty index > =0.25 and non-frail was defined as frailty index <0.25