Table 2 Comparison of the characteristics of the patients by study group
*Group 1 (N = 86) | †Group 2 (N = 142) | ‡Group 3 (N = 395) | §p-value | ‖p-value | **p-value | |
|---|---|---|---|---|---|---|
Age | ||||||
Mean ± SD | 80.8 ± 12.2 | 85.3 ± 9.8 | 83.7 ± 8.1 | |||
Median | 83.5 | 86 | 85 | 0.002 | 0.01 | 0.08 |
Range | 27–109 | 25–96 | 46–105 | |||
Indication for admission to the unit (more than one response is possible) [N (%)] | ||||||
Dementia | 33 (38.4) | 75 (52.8) | 166 (42) | 0.03 | 0.53 | 0.03 |
Other geriatric syndromes | 52 (60.5) | 90 (63.4) | 203 (51.4) | 0.7 | 0.13 | 0.01 |
Deconditioning | 30 (34.9) | 41 (28.9) | 160 (40.5) | 0.3 | 0.34 | 0.01 |
Acute inflammation | 10 (11.6) | 5 (3.5) | 27 (6.8) | 0.02 | 0.13 | 0.15 |
Chronic heart failure | 27 (31.4) | 25 (17.6) | 79 (20) | 0.02 | 0.02 | 0.54 |
Mechanical ventilation | 5 (5.8) | 4 (2.8) | 3 (0.8) | 0.26 | < 0.001 | 0.06 |
MMSE | ||||||
Mean ± SD | 10.9 ± 11.9 | 7.6 ± 9.6 | 13.6 ± 9.6 | |||
Median | 5.5 | 2 | 15 | 0.09 | 0.07 | < 0.001 |
Range | 0–30 | 0–30 | 0–30 | |||
Missing | 28 | 73 | 168 | |||
BADL | ||||||
Mean ± SD | 20.6 ± 26.1 | 11.8 ± 18.5 | 28.2 ± 25.4 | |||
Median | 5 | 5 | 25 | 0.02 | 0.03 | < 0.001 |
Range | 0–70 | 0–70 | 0–95 | |||
Missing | 19 | 57 | 104 | |||
CCI | ||||||
Mean ± SD | 3.6 ± 2 | 3.2 ± 2 | 3.8 ± 2.3 | |||
Median | 3 | 3 | 3 | 0.3 | 0.4 | 0.02 |
Range | 1–9 | 1–11 | 0–14 | |||
Missing | 21 | 65 | 111 | |||
CIRS-G severity index | ||||||
Mean ± SD | 2.7 ± 0.8 | 2.6 ± 0.9 | 2.4 ± 1 | |||
Median | 15 | 16 | 15.5 | 0.5 | 0.1 | 0.3 |
Range | 0.3–4.5 | 0.3–4 | 0.6–6.7 | |||
Missing | 43 | 87 | 42 | |||
Number of drugs on admission | ||||||
Mean ± SD | 7.8 ± 4.8 | 7.1 ± 3.7 | 8.2 ± 4.1 | |||
Median | 7 | 7 | 8 | 0.2 | 0.5 | 0.004 |
Range | 0–20 | 0–18 | 0–22 | |||
Norton | ||||||
Mean ± SD | 10.9 ± 3.8 | 9.6 ± 3.8 | 11.5 ± 3.3 | 0.03 | 0.2 | < 0.001 |
Median | 11 | 9 | 12 | |||
Range | 4–18 | 3–17 | 5–19 | |||
Missing | 21 | 64 | 112 | |||
MNA | ||||||
Mean ± SD | 6.8 ± 3.1 | 5.8 ± 2.7 | 6.8 ± 3.04 | |||
Median | 7 | 5.5 | 7 | 0.03 | 1 | 0.004 |
Range | 0–14 | 1–14 | 0–14 | |||
Missing | 22 | 64 | 114 | |||