Table 2 Multivariate factors associated with hospitalization in internal medicine/geriatric departments and clinical outcome
Risk factors | Odds ratio (OR) (95% CI) | P |
|---|---|---|
Risk factor for admission to medical wards | ||
 Chronic obstructive pulmonary disease | 9.8 (1.6–59) | < 0.05 |
 Norton scale score | 0.7 (0.7–0.8) | < 0.05 |
Risk factors for mortality | ||
 Norton scale score | 0.5 (0.3–1) | 0.07 |
Hospitalization duration > 1 week | ||
 Impaired mental condition | 3.7 (1.7–7.9) | < 0.05 |
Cholecystostomy | ||
 Hospitalization in surgical ward | 14.7 (3.9–56.7) | < 0.05 |
 Chronic renal failure | 3.9 (1.23–13.5) | < 0.05 |
 Chronic obstructive pulmonary disease | 16.5 (2.4–116) |  |
 Institutional residency | 6.3 (1.6–24.9) | < 0.05 |
 Serum sodium | 0.9 (0.8–1) | < 0.05 |
 White blood count | 1.1 (1.0–1.2) | < 0.05 |