Table 1.
Baseline characteristics of baseline sample, the subsample used for the 3 months post discharge (T1) analyses, and the subsample used for the twelve months post discharge (T2) analyses
| Baseline characteristics | Baseline sample | T1 sample | T2 sample | |
|---|---|---|---|---|
| (n = 243) | (n = 192) | (n = 187) | ||
| Age, median (IQR 25;75) | 76 (72;81) | 76 (72;81) | 76 (73;81) | |
| range (years) | 70–98 | 70–98 | 70–98 | |
| Sex, male | 165 (68) | 132 (69) | 129 (69) | |
| Housing situation | ||||
| independent | 225 (93) | 179 (93) | 173 (93) | |
| not independent | 18 (8) | 13 (7) | 14 (8) | |
| Education | ||||
| ≤ high school | 173 (71) | 140 (73) | 132 (71) | |
| > high school | 70 (29) | 52 (27) | 55 (29) | |
| CCI, median (IQR 25;75) | 2 (1; 4) | 2 (1; 4) | 2 (1; 4) | |
| Frailty Index | ||||
| median (IQR 25;75) | 0.18 (0.08; 0.31) | 0.17 (0.08; 0.30) | 0.18 (0.08; 0.31) | |
| lowest possible score | 0 (0) | 0 (0) | 0 (0) | |
| highest possible score | 0 (0) | 0 (0) | 0 (0) | |
| Frailty Phenotype | ||||
| median (IQR 25;75) | 1.00 (0; 2.00) | 1.00 (0; 2.00) | 1.00 (0; 2.00) | |
| robust (0 criteria) | 97 (40) | 81 (42) | 74 (40) | |
| prefrail (1 or 2 criteria) | 88 (36) | 69 (36) | 68 (36) | |
| frail (≥ 3 criteria) | 47 (19) | 38 (20) | 37 (20) | |
| lowest possible score | 97 (40) | 81 (42) | 74 (40) | |
| highest possible score | 4 (2) | 3 (2) | 4 (2) | |
Notes: Values are presented as numbers and percentage (%) unless indicated otherwise. Percentages may not equal 100 % due to rounding and missing. CCI, Charlson Comorbidity Index; IQR, inter quartile range