Table 2.
Outcomes of the overall cohort and early surgery and delayed surgery groups
| Overall | Early surgery group | Delayed surgery group | |
|---|---|---|---|
| In-hospital mortality, n (%) | 238 (2.1) | 64 (2.0) | 174 (2.2) |
| Deep vein thrombosis, n (%) | 580 (5.2) | 152 (4.8) | 428 (5.4) |
| Pulmonary embolism, n (%) | 53 (0.5) | 14 (0.4) | 39 (0.5) |
| Pneumonia, n (%) | 230 (2.1) | 53 (1.7) | 177 (2.2) |
| Urinary tract infection, n (%) | 361 (3.3) | 73 (2.3) | 288 (3.6) |
| Delirium, n (%) | 174 (1.6) | 47 (1.5) | 127 (1.6) |
| Decubitus ulcer, n (%) | 166 (1.5) | 29 (0.9) | 137 (1.7) |
| Peroneal nerve palsy, n (%) | 14 (0.1) | 3 (0.1) | 11 (0.1) |
| Home discharge | 3,761 (33.9) | 1,040 (32.8) | 2,721 (34.4) |
| Transfer to other hospitals | 5,405 (48.8) | 1,641 (51.8) | 3,764 (47.5) |
| Length of postoperative hospital stay, median [IQR] | 29 [18–54] | 27 [17–47] | 31 [19–57] |
| Hospitalization costs (1000 JPY), median [IQR] |
1,670.63 [1,342.00–2,356.73] |
1,540.86 [1,265.68-2,167.88] |
1,729.18 [1,373.46-2,427.41] |
IQR Interquartile range, JPY Japanese yen