Table 4.

Complications related to neck-shaft-angle

Reduction quality	Total	< 125°	125°–129°	130°–134°	≥ 135°
No secondary surgery	145 (75.1%)	24 (16.6%)	63 (43.4%)	44 (30.3%)	13 (9.0%)
Secondary surgery	48 (24.9%)	12 (25.0%)	17 (34.7%)	17 (34.7%)	1 (2.1%)
Fixation failure	8	4 (50.0%)	3 (37.5%)	0 (0.0%)	1 (12.5%)
Nonunion	12	1 (8.3%)	3 (25.0%)	7 (58.3%)	0 (0.0%)
Infection/hematoma	2	0 (0.0%)	1 (50.0%)	1 (50.0%)	0 (0.0%)
Painful hardware	17	4 (23.5%)	7 (41.2%)	6 (35.3%)	0 (0.0%)
AVN of the femoral head	2	1 (50.0%)	1 (50.0%)	0 (0.0%)	0 (0.0%)
Malunion	6	2 (33.3%)	2 (33.3%)	2 (33.3%)	0 (0.0%)
Heterotopic ossifications	1	0 (0.0%)	0 (0.0%)	1 (100.0%)	0 (0.0%)