| Crude rate (95 % CI) | Matched rate (95 % CI) | Stratified rate (95 % CI) | Weighted rate (95 % CI) | Regression rate (95 % CI) |
---|---|---|---|---|---|
Severe morbidity | |||||
 Fresher | 4.02 (3.15, 5.12) | 4.22 (3.14, 5.65) | 3.94 (2.82, 4.84) | 3.76 (2.92, 4.82) | 3.9 (3.09, 4.72) |
 Older | 3.37 (2.54, 4.45) | 3.05 (2.14, 4.30) | 3.4 (1.89, 4.92) | 2.98 (2.20, 4.02) | 3.4 (2.72, 4.08) |
Readmission/transfer | |||||
 Fresher | 14.18 (12.53, 15.99) | 14.54 (12.50, 16.84) | 14.44 (12.75, 16.14) | 14.88 (13.21, 16.72) | 14.44 (12.76, 16.13) |
 Older | 14.61 (12.87, 16.54) | 14.34 (12.32, 16.63) | 14.67 (11.79, 17.56) | 13.58 (11.88, 15.48) | 14.67 (13.00, 16.33) |