Table 1 Patient characteristics
|  | Total n = 476a | Age < 70 n = 258a | Age 70 + n = 218a | p valuesb |
|---|---|---|---|---|
Gender. Female n (%) | 208 (44) | 124 (48) | 84 (39) | 0.04 |
Age. Median (IQR) | 68 (57–79) | 55 (45–61) | 79 (74–83) |  |
BMI. Median (IQR) | 28 (24–32) | 30 (25–33) | 26 (23–30) | < 0.001 |
Comorbiditiesc n (%) | Â | Â | Â | Â |
 None | 102 (21) | 94 (36) | 8 (4) |  |
 Diabetes | 89 (19) | 41 (16) | 48 (22) |  |
 Heart diseasesd | 359 (75) | 94 (36) | 265 (122) |  |
 Lung diseasese | 102 (21) | 42 (16) | 60 (28) |  |
 Cancer | 43 (9) | 15 (6) | 28 (13) |  |
 Dementia | 20 (4) | 0 (0) | 20 (9) |  |
 Other | 314 (66) | 139 (54) | 182 (83) |  |
Number of comorbidities. Median (IQR) | 2 (1–3) | 1 (0–2) | 3 (1–4) | < 0.001 |
Number of admissions within last year Median (IQR) | 0 (0–1) | 0 (0–0) | 0 (0–1) | < 0.001 |
Living conditions. n (%) |  |  |  | < 0.001 |
 Lives at home alone | 119 (25) | 51 (20) | 68 (31) |  |
 Lives at home with others | 304 (64) | 187 (72) | 117 (54) |  |
 Lives in care facility | 22 (5) | 1 (0.5) | 21 (10) |  |
 Other | 18 (4) | 9 (3) | 9 (4) |  |
Home carec. n (%) | Â | Â | Â | Â |
 None | 365 (77) | 239 (93) | 126 (58) |  |
 Help with cleaning | 60 (13) | 10 (4) | 50 (23) |  |
 Help with medicine | 61 (13) | 11 (4) | 50 (23) |  |
 Help with personal hygiene | 51 (11) | 8 (3) | 43 (20) |  |
 Help with food | 32 (7) | 4 (2) | 28 (13) |  |
 Other | 35 (7) | 5 (2) | 30 (14) |  |
Clinical frailty scalef. Median (IQR) | 2 (2–4) | 2 (1–3) | 3 (2–5) | < 0.001 |
Walking function. n (%) | Â | Â | Â | Â |
 Walks without aids | 371 (78) | 240 (93) | 131 (60) | < 0.001 |
 Walks with walking stick | 14 (3) | 4 (2) | 10 (5) |  |
 Walks with zimmer frame | 56 (12) | 6 (2) | 50 (23) |  |
 Other walking aids | 12 (3) | 2 (1) | 10 (4) |  |
 No walking function | 10 (2) | 1 (0.5) | 9 (4) |  |