Table 1 Demographics characteristics of the study population
| Â | Favorable outcome (n = 239) | Unfavorable outcome (n = 62) | P value |
|---|---|---|---|
Age, mean, years | 72.6 ± 8.3 | 74.4 ± 6.7 | 0.08 |
Gender (Male/Female), n | 144/95 | 36/26 | 0.8 |
Abbreviated MMSE | 15.9 ± 3.3 | 14.2 ± 4.4 | 0.006 |
Preadmission ADL | 7.7 ± 2.7 | 8.9 ± 3.4 | 0.01 |
Comorbidities, n (%) | Â | Â | Â |
Congestive heart failure | 23 (10) | 7 (11) | 0.9 |
Chronic pulmonary diseases | 76 (32) | 23 (37) | 0.5 |
Cerebrovascular accident | 15 (6) | 6 (10) | 0.5 |
Diabetes mellitus | 43 (18) | 16 (26) | 0.2 |
Charlson Index, n (%) | Â | Â | 0.002 |
   0 | 36 (15) | 3 (5) |  |
   1–2 | 147 (62) | 33 (53) |  |
   3–4 | 51 (21) | 20 (32) |  |
   ≥5 | 5 (2) | 6 (10) |  |
Smoking status, n (%) | Â | Â | Â |
   Currently smoking | 21 (9) | 9 (15) | 0.3 |
   Past smokers | 82 (34) | 25 (40) | 0.4 |