Table 1.
Case series of valgus osteotomy for nonunion
| Ref. | n | Average follow-up (yr) | Union rate, n/total (%) | AVN, n/total (%) | Implant | Functional outcome |
| Marti et al[10] | 50 | 7.1 | 43/50 (86) | 22/50 (44) | DABP | HHS: 91 |
| Anglen et al[15] | 13 | 2 | 13/13 (100) | 2/13 (15) | DABP | HHS: 93 |
| Wu et al[33] | 32 | 32/32 (100) | 2/32 (6) | SHS +/- (subtrochanteric osteotomy) | NA | |
| Kalra et al[23] (neglected fractures) | 22 | 2.5 | 20/22 (85) | 2/22 (9) | DABP | 75%; excellent to good results |
| Sringari et al[34] | 20 | 2 | 18/20 (90) | Nil | DABP | NA |
| Magu et al[11] | 48 | 6 | 44/48 (94) | 2/48 (4) | DABP | HHS: 86.7 |
| Khan et al[35] | 16 | 2.5 | 14/16 (87) | Nil | SHS (120 degree plate) | HHS: 88 |
| Said et al[29] | 36 | 3.5 | 35/36 (97) | 5/36 (13) | Angled blade plate (prebent 130 degree) | NA |
| Sen et al[26] | 22 | 3.2 | 21/22 (91) | 5/55 (22) | DABP + non-vasc fibula | 66%; excellent to good results |
| Gadegone et al[7] | 41 | 2.75 | 39/41 (95) | 7/41 (17) | SHS (110-130 prebent plate + non-vasc fibula) | HHS: 90.9 |
| Gavaskar et al[28] | 11 | 1 | 11/11 (100) | Nil | SHS + subtrochanteric osteotomy, no wedge taken | Oxford score: 40 |
| Gupta et al[36] | 60 | 3.5 | 56/60 (93) | 4/60 (6) | SHS (135 degree subtrochanteric osteotomy) | HHS: 87.5 |
| Varghese et al[14] | 32 | 5 | 29/32 (91) | 13/32 (44) | DABP | HHS: 82 |
DABP: Double-angled blade plate; HHS: Harris hip score; NA: Not available; SHS: Sliding hip screw.