Table 3. First preoperative risk assessments.
| Early surgery group | Delayed surgery group | p | |
|---|---|---|---|
| Age (years, mean ± SD) | 71.24± 6.52 | 73.8 ± 7.31 | 0.186 |
| Female patients, number | 10 | 5 | 0.174 |
| Femoral neck fracture classification (number) | |||
| Intra-capsular | 15 | 8 | 0.875 |
| Extra-capsular | 3 | 2 | 0.886 |
| CKD staging (mean ± SD) | 3.67 ± 1.05 | 4.8 ± 0.4 | 0.002 |
| Number of concomitant chronic diseases (mean ± SD) | 4.82 ± 1.11 | 6.4± 1.96 | 0.038 |
| POSSUM complication rate (%, mean ± SD) | 62.09 ± 11.18 | 77.51 ± 8.85 | 0.001 |
| P-POSSUM mortality rate (%, mean ± SD) | 20.01 ± 9.03 | 30.26 ± 4.06 | 0.001 |
| ASA grading, number | |||
| grade I & II | 5 | 2 | 0.768 |
| grade III & IV | 13 | 8 | 0.41 |
Footnote: CKD, chronic kidney disease