Table 1. Characteristics of the participants, N = 227.
| Patients readmitted n = 59 | Patients not readmitted n = 168 | Patients admitted to geriatric ward n = 52 | Patients admitted to medical wards n = 175 | |
|---|---|---|---|---|
| Age, years. Mean (SD) | 84.0 (5.2) | 86.7 (5.8) | 87.8 (5.4) | 85.5 (5.7) |
| Female gender. N (%) | 42 (71) | 92 (55) | 31 (60) | 103 (59) |
| Geriatric ward. N (%) | 10 (16.9) | 42 (25.0) | --- | --- |
| Living alone. N (%) | 40 (68) | 122 (73) | 39 (75) | 123 (70) |
| Length of stay. Median (IQR) | 6.0 (3.0–9.0) | 5.0 (3.0–8.0) | 5.3 (4.0–7.8) | 6.0 (3.0–8.0) |
| Delirium during stay. N (%) | 17 (29) | 54 (32) | 23 (44) | 48 (27) |
| Barthel ADL Index. Mean (SD) n = 223 | 13.6 (4.9) | 12.9 (4.8) | 11.8 (4.1) | 13.5 (5.0) |
| BMI, kg/m2. Median (IQR) n = 217 | 23.8 (20.9–27.4) | 22.7 (20.4–26.6) | 22.0 (19.0–25.2) | 23.4 (20.9–27.3) |
| MMSE. Mean (SD) n = 223 | 23.8 (5.1) | 22.8 (5.2) | 21.9 (5.7) | 23.3 (5.0) |
| HGS, kg. Mean (SD). Women n = 106 | 11.6 (5.7)a | 10.6 (4.5)a | 9.7 (5.6)c | 11.3 (4.7)c |
| HGS, kg. Mean (SD). Men n = 75 | 24.8 (9.7)b | 20.8 (8.4)b | 20.5 (8.3)d | 21.9 (8.9)d |
| Number of daily medications. Mean (SD) | 8.7 (3.6) | 7.7 (3.6) | 7.4 (2.7) | 8.1 (3.9) |
| CIRS-G total score. Mean (SD) | 22.2 (5.2) | 21.3 (6.3) | 22.0 (6.4) | 21.4 (5.9) |
| Haemoglobin, g/100 mL. Mean (SD) | 10.4 (1.9) | 11.4 (1.8) | 11.2 (1.6) | 11.0 (1.9) |
| eGFR. Mean (SD) n = 226 | 45.6 (15.3) | 48.2 (14.7) | 51.2 (12.8) | 46.4 (15.3) |
| Alive after 12 months. N (%) | 27 (46) | 111 (66) | 34 (65) | 104 (59) |
ADL = Activities of Daily Living, BMI = Body Mass Index, MMSE = Mini Mental State Evaluation—Norwegian Revised Version, HGS = Hand Grip Strength, CIRS-G = Cumulative Illness Rating scale for Geriatrics, eGFR = Estimated Glomerular Filtration Rate.
*Chi-square for categorical variables. Independent sample t-test for continuous variables.
aFemales: 35 patients readmitted and 71 not readmitted.
bMales: 14 patients readmitted and 61 not readmitted.
cFemales: 22 patients geriatric ward and 84 patients medical ward.
dMales: 19 patients geriatric ward and 56 patients medical ward.