Table 3: Time of diagnosis of IFNSF
(n = 76)
[26,28,30-45,47,48,51-54,57-59,61,62,64-94,96-102,104,106,107,109,110] and the present series
| Variable | Results Mean (SD) |
| Preoperative diagnosis of femoral neck fracture | 87.0 (14.4) |
| Intraoperative diagnosis of femoral neck fracture | 4.4 (7.0) |
| Postoperative diagnosis of femoral neck fracture | 8.7 (12.2) |