TABLE 1.
Patient characteristics of the entire cohort
| Patient characteristics | Overall (n: 27,092) |
|---|---|
| Died, n (%) | 913 (3.4) |
| Length of stay (LOS), median days [IQR] | 6.00 [4.00, 10.00] |
| Age, mean years (±SD) | 78.08 (7.69) |
| Age, n (%) | |
| 65–75 years | 10,932 (40.4) |
| 76–85 years | 11,012 (40.6) |
| 86–95 years | 4958 (18.3) |
| >95 years | 190 (0.7) |
| Female sex, n (%) | 14,014 (51.7) |
| Department, n (%) | |
| Medical department | 15,119 (55.8) |
| Surgical department | 11,973 (44.2) |
| Hearing device, n (%) | |
| None | 15,674 (57.9) |
| Hearing device | 2976 (11.0) |
| Missing | 8442 (31.2) |
| Visual aid, n (%) | |
| None | 4956 (18.3) |
| Glasses or contacts | 13,630 (50.3) |
| Missing | 8506 (31.4) |
| Acute myocardial infarction, n (%) | 1442 (5.3) |
| Congestive heart failure, n (%) | 4751 (17.5) |
| Peripheral vascular disease, n (%) | 3691 (13.6) |
| Cerebrovascular disease, n (%) | 3462 (12.8) |
| Dementia, n (%) | 2595 (9.6) |
| COPD, n (%) | 3041 (11.2) |
| Rheumatoid disease, n (%) | 798 (2.9) |
| Peptic ulcer disease, n (%) | 542 (2.0) |
| Liver disease, n (%) | 541 (2.0) |
| Diabetes, n (%) | 5692 (21.0) |
| Hemiplegia, Paraplegia, n (%) | 1232 (4.5) |
| Renal dysfunction, n (%) | 6176 (22.8) |
| Cancer, n (%) | 4625 (17.1) |
| Delirium, n (%) | 1695 (6.3) |
| Self‐care index, median [IQR] | 39.00 [34.00, 40.00] |
| Braden, median [IQR] | 22.00 [20.00, 23.00] |
| Nutrition deficiency score, median [IQR] | 1.00 [1.00, 2.00] |
| Catheterisation, n (%) | 7873 (29.1) |
| Surgery during stay, n (%) | 8676 (32.0) |
| Polymedication, mean [±SD] | 7.58 (3.84) |
| GFR [ml/min], median [IQR] | 64.00 [45.00, 80.00] |
| Creatinine [μmol/l], median [IQR] | 87.00 [70.00, 115.50] |
| Sodium [mmol/l], median [IQR] | 138.00 [135.00, 140.00] |
| Potassium [mmol/l], median [IQR] | 4.05 [3.80, 4.35] |
| ALAT [U/l], median [IQR] | 20.00 [14.00, 35.00] |
| ASAT [U/l], median [IQR] | 25.00 [20.00, 35.00] |
| CRP [mg/l], median [IQR] | 12.00 [2.70, 56.00] |
| CRP [mg/l], n (%) | |
| <5 | 7884 (29.1) |
| 5–10 | 2680 (9.9) |
| 10–50 | 6070 (22.4) |
| >50 | 6116 (22.6) |
| Missing | 4342 (16.0) |
| Temperature [°C], median [IQR] | 36.55 [36.25, 36.90] |
| Systolic blood pressure [mmHg], mean (±SD) | 134.14 (19.77) |
| Diastolic blood pressure [mmHg], mean (±SD) | 71.89 (11.67) |
| BMI, mean (±SD) | 26.10 (3.84) |
Abbreviations: ALAT, alanine transaminase; ASAT, aspartate transaminase; BMI, body mass index; CRP, C‐reactive protein; GFR, glomerular filtration rate; IQR, interquartile range; COPD, chronic obstructive pulmonary disease.