Table 1.
Characteristics of selected trials
| Study | Comparison | No. of patients | Age (years) | Female | Intervention or approach | Follow-up (months) | Lost to follow-up | ||
|---|---|---|---|---|---|---|---|---|---|
| Johansson [18] | 2 Screws | THA | 50/50 | 84/84 | 34/40 | Two parallel and percutaneously inserted screws/Dorsolateral approach | 180 | NR | |
| Iftikhar [19] | 2 Screws | THA | 50/50 | 65.16/65.04 | 26/34 | Two cannulated screws/Posterolateral approach | 18 | NR | |
| Chammout [20] | 2 Screws | THA | 57/43 | 79/78 | 41/38 | Two cannulated screws/Posterolateral approach | 204 | 23 | |
| Tidermark [21] | 2 Screws | THA | 53/49 | 81.4/79.2 | 42/40 | two cannulated screws/Modified Hardinge approach THR | 48 | 5 | |
| Lindström [22] | 2 Screws | THA | 50/50 | 84.0/84.2 | 38/40 | Two parallel and percutaneously inserted screws/Dorsolateral approach | 12 | 34 | |
| Neaiider [23] | 2 Screws | THA | 11/9 | 86/77 | 10/5 | Two parallel Olmed screws/Posterolateral approach | 18 | NR | |
| Cao [24] | MScrews | THA | 128/157 | 76.8/75.9 | 69/84 | Three hollow compression screws/Posterior approach | 60 | 9 | |
| Kang [25] | MScrews | BHA | 60/179 | 74.3/75.3 | 21/50 | Three to four 6.5 mm cannulated screws/Posterolateral approach | 36.8 | NR | |
| Kang [25] | MScrews | BHA | 81/62 | 73.1/77.2 | 27/18 | Three to four 6.5 mm cannulated screws/Posterolateral approach | 36.8 | NR | |
| Frihagen [26] | 2 Screws | BHA | 112/110 | 83.2/82.5 | 84/78 | Two parallel cannulated screws/Lateral approach | 24 | 17 | |
| Dolatowski [27] | 2 Screws | BHA | 111/108 | 83.2/83.1 | 84/73 | Two partially threaded, cancellous, cannulated screws of 8.0-mm diameter/Direct lateral approach or posterior approach | 24 | NR | |
| Soreide [28] | 2 Screws | BHA | 51/53 | 77.9/78.3 | 38/43 | Two von Bahr screws/Posterolateral modified Osborne approach | 12 | NR | |
| Roden [29] | 2 Screws | BHA | 53/47 | 81/81 | 34/37 | Bahr screws/Lateral approach | 60 | NR | |
| Lu [30] | MScrews | BHA | 41/37 | 85.85/86.24 | 29/29 | Three 6.5 mm cannulated screws/Modified Hardinge approach | 38.68 | 3 | |
| Vugt 1993[31] | DHS | BHA | 21/22 | 75.3/76.0 | 11/14 | DHS/Anterolateral approach | 36 | 7 | |
| Keating [32] | MScrews | BHA | THA | 69/69/69 | 74.3/75.0/75.2 | 51/54/52 | Cannulated hip screws or a sliding hip screw/Lateral or posterior approach/Lateral or posterior approach | 24 | NR |
| Watson [33] | MScrews | DHS | 23/26 | 76.7/77.9 | 24/25 | Three partially threaded cannulated 6.5-mm titanium cancellous screws/Two-hole DHS | 24 | 34 | |
| Lee [34] | MScrews | DHS | 27/36 | 72.8/74.6 | 15/13 | Three 6.5-mm (AO) cannulated screws/DHS | 12 | 12 | |
| Jettoo [35] | MScrews | DHS | 34 870/18 014 | 78/80 | 25,634/13343 | Multiple screws/DHS | 48 | NR | |
| Madsen [38] | MScrews | DHS | 51/52 | 74/75 | 41/37 | Multiple cannulated screws/DHS | 24 | 0 | |
| Lagerby [39] | 2 Screws | MScrews | 138/130 | 81/80 | 93/86 | Two Uppsala screws/Three Richards screws | 12 | 0 | |
| Boukebous [40] | THA | BHA | 98/101 | 78.8/83.3 | 70/73 | Posterolateral approach | 24.2 | NR | |
| Mariconda [41] | THA | BHA | 60/60 | 75.8/78.8 | 49/48 | Posterolateral or direct lateral approach/Direct lateral approach | 12 | 0 | |
| Lin [42] | THA | BHA | 115/96 | 64.1/67.9 | 58/52 | NA | 89.4 | NR | |
| Baker [43] | THA | BHA | 40/41 | 74.2/75.83 | 32/32 | Transgluteal lateral approach | 36 | NR | |
| Kim [44] | THA | BHA | 84/84 | 73.1/72.9 | 58/57 | Posterolateral approach | 21.9 | 0 | |
| Shukla [45] | THA | BHA | 22/25 | 65.36/68.3 | 14/16 | Standard Moore's (southern) posterior approach | 24 | NR | |
| Cho [46] | THA | BHA | 80/89 | 75.5/77.6 | 66/73 | Modified Hardinge approach | 36 | NR | |
| Sonaje [47] | THA | BHA | 21/21 | 66.4/65.3 | 13/14 | Lateral decubitus position approach | 24 | 2 | |
| Blomfeldt [48] | THA | BHA | 60/60 | 80.7/80.5 | 54/47 | Modified Hardinge approach/Modified Hardinge approach | 12 | 0 | |
| Cadossi [49] | THA | BHA | 47/49 | 84.2/82.3 | 34/28 | Straight lateral approach | 36 | 64 | |
| Cans [50] | THA | BHA | 16/22 | 82/77 | NA | posterolateral approach/Lateral approach | 25.2 | 8 | |