Table 1 Characteristics of overall cohort, patients readmitted within 30 days and patients readmitted within 180 days
Whole cohort n = 3984 | Readmitted by 30 days n = 222 | Not readmitted and alive at 30 days (n = 3733) | Readmitted by 180 days N = 926 | Not readmitted and alive at 180 days (n = 2733) | Died before readmission and before 180 days (n = 325) | |
|---|---|---|---|---|---|---|
Mean age (years) (SD) | 84.1 (7.4) | 82.7(7.3)* | 84.2 (7.4) | 83.6 (7.3)** | 84.4 (7.4) | 82.8 (7.5) |
Male sex (%) | 1582 (39.7) | 112 (50.5)* | 1459 (39.1) | 419 (45.2)** | 1017 (37.2) | 146 (44.9) |
Discharged to own home (%) | 2982 (74.8) | 161 (72.5) | 2810 (75.3) | 757 (81.7)** | 2072 (75.8) | 153 (47.1) |
SIMD Quintiles (%) | ||||||
1 (most deprived) | 1167 (29.3) | 65 (29.3) | 1090 (29.2) | 277 (30.0) | 784 (28.7) | 106 (32.6) |
2 | 572 (14.4) | 31 (14.0) | 536 (14.4) | 127 (13.7) | 388 (14.2) | 57 (17.5) |
3 | 490 (12.3) | 27 (12.2) | 459 (12.3) | 109 (11.8) | 333 (12.2) | 48 (14.8) |
4 | 1073 (26.9) | 66 (29.7) | 1002 (26.8) | 241 (26.0) | 758 (27.7) | 74 (22.8) |
5 (least deprived) | 596 (15) | 28 (12.6) | 565 (15.1) | 147 (15.9) | 412 (15.1) | 37 (11.4) |
Missing Value | 86 (2.2) | 5 (2.3) | 81 (2.2) | 25 (2.7) | 58 (2.1) | 3 (0.9) |
Mean Admission Barthel Score (SD) | 10.4 (3.8) | 11.1 (3.8)* | 10.4 (3.8) | 10.4 (3.6) | 10.5 (3.8) | 9.4 (4.3) |
Mean Discharge Barthel Score (SD) | 14.4 (4.6) | 14.7 (4.4) | 14.4 (4.6) | 14.5 (4.3) | 14.7 (4.5) | 10.6 (6.0) |
Median Length of Stay (days) (IQR) | 33 (18–62) | 28 (16–52)* | 34 (18–62) | 33 (20 – 56) | 34 (18–64) | 29 (18–55) |
Median Number of Medications on Discharge (IQR) | 2 (0–5) | 2 (0–5) | 2 (0–5) | 3 (0–6) | 3 (0–5) | 0 (0–3) |
Previous Myocardial Infarction (%) | 683 (17.1) | 52 (23.4)* | 628 (16.8) | 188 (20.3)** | 435 (15.9) | 60 (18.5) |
Previous Stroke (%) | 286 (7.2) | 16 (7.2)* | 266 (7.1) | 67 (7.2) | 189 (6.9) | 30 (9.2) |
Congestive Heart Failure (%) | 342 (8.6) | 33 (14.9)* | 304 (8.1) | 109 (11.8)** | 183 (6.7) | 50 (15.4) |
eGFR < 60 ml/min/1.73m2 (%) | 2019 (50.7) | 109 (49.1) | 1891 (50.7) | 482 (52.1) | 1373 (50.2) | 164 (50.5) |
eGFR 30–59 | 1090 (27.4) | 57 (25.7) | 1023 (27.4) | 251 (27.1) | 762 (27.9) | 77 (23.7) |
eGFR 15–29 | 709 (17.8) | 40 (18.0) | 664 (17.8) | 170 (18.4) | 473 (17.3) | 66 (20.3) |
eGFR < 15 | 220 (5.5) | 12 (5.4) | 204 (5.5) | 61 (6.6) | 138 (5.0) | 21 (6.5) |
COPD (%) | 553 (13.9) | 46 (20.7)* | 502 (13.4) | 157 (17.0)** | 338 (12.4) | 58 (17.8) |
Previous Diagnosis of Cancer (%) | 467 (11.7) | 34 (15.3) | 428 (11.5) | 125 (13.5)** | 262 (9.6) | 80 (24.6) |
Diabetes Mellitus (%) | 709 (17.8) | 50 (22.5) | 654 (17.5) | 168 (18.1) | 501 (18.3) | 40 (12.3) |