Table 3 Simplified Cox regression model
Variable | With only significant variables | Discharged from emergency department n = 682 | Referral to hospitalization n = 699 | ||||||
|---|---|---|---|---|---|---|---|---|---|
HR (95% CI) | Significance | HR (95% CI) | Significance | HR (95% CI) | Significance | ||||
Age | 1.02 | (1.00–1.04) | 0.014 | 1.03 | (0.99–1.06) | 0.073 | 1.02 | (0.99–1.04) | 0.05 |
Schooling | 1.04 | (1.01–1.07) | 0.020 | 1.01 | (0.95–1.07) | 0.61 | 1.04 | (1.00–1.08) | 0.02 |
Length of stay in ED | 1.00 | (1.00–1.01) | 0.001 | 1.00 | (0.99–1.00) | 0.469 | 1.00 | (1.00–1.01) | 0.001 |
Referral to hospitalization | 2.86 | (2.08–3.92) | < 0.000 | – | – | – | – | – | – |
Geriatric care trained residents model (Hospital A final) | 0.70 | (0.48–1.03) | 0.067 | 1.02 | (0.41–1.71) | 0.636 | 0.66 | (0.42–1.04) | 0.076 |
Grip strength | 0.97 | (0.95–1.00) | 0.052 | 1.01 | (0.97–1.05) | 0.45 | 0.95 | (0.92–0.99) | 0.009 |
Mini-mental state examination score | 0.97 | (0.95–0.99) | 0.000 | 0.94 | (0.90–0.99) | 0.02 | 0.98 | (0.95–1.05) | 0.115 |