Table 1.
Characteristics of included randomized controlled trials.
| Interventions | Number of patients | Follow-up | ||||
|---|---|---|---|---|---|---|
| Study | Year | Arthroplasty | Internal fixation | Arthroplasty | IF | months |
| Soreide[31] | 1979 | HA | Olmed screws | 53 | 51 | 14.5 |
| Sikorski[10] | 1981 | HA | Garden screws | 114 | 76 | 24 |
| Svenningsen[33] | 1985 | HA | Compression screw /McLaughlin nail/ plate | 59 | 110 | 36 |
| Skinner[32] | 1989 | HA/THA | Sliding compression screws | 180 | 91 | 12 |
| van Vugt[8] | 1993 | HA | Dynamic hip screw | 22 | 21 | 36 |
| Jónsson[37] | 1996 | THA | Hansson hook pins | 23 | 24 | 24 |
| Neander[38] | 1997 | THA | Two parallel Olmed screws | 43 | 57 | 18 |
| Johansson[27] | 2000 | THA | Two parallel Olmed screws | 50 | 50 | 24 |
| Ravikumar[9] | 2000 | HA | Two von Bahr screws | 47 | 53 | 60 |
| vanDortmont[39] | 2000 | HA | Dynamic hip screw | 29 | 28 | 24 |
| Davison[29] | 2001 | HA | Compression hip screw / two-hole plate | 187 | 93 | 60 |
| Puolakka[40] | 2001 | HA | Three Ullevaal screws | 15 | 16 | 24 |
| Parker[13] | 2002 | HA | Three AO screws | 229 | 226 | 12 |
| Rogmark[41] | 2002 | HA/THA | Hansson hook pins or Olmed screws | 192 | 217 | 24 |
| Roden[42] | 2003 | HA | Two von Bahr screws | 47 | 53 | 60 |
| Tidermark[35] | 2003 | THA | Two cannulated screws | 49 | 53 | 24 |
| Blomfeldt[36] | 2005 | THA | Two cannulated screws | 49 | 53 | 48 |
| Bj⊘rgul[43] | 2006 | HA | Olmed screws | 455 | 228 | 72 |
| Keating[28] | 2006 | HA/THA | Cancellous screws or sliding hip screw | 180 | 118 | 24 |
| Frihagen[12] | 2007 | HA | Two parallel cannulated screws | 110 | 112 | 24 |
| Heetveld[30] | 2007 | HA | Screws | 109 | 115 | 24 |
| Mouzopoulos[34] | 2008 | HA/THA | Richards plate-screw | 71 | 38 | 48 |
| Leonardsson[26] | 2010 | HA/THA | Hansson hook pins or Olmed screws | 192 | 217 | >60 |
| Parker[44] | 2010 | HA | screws | 229 | 226 | 180 |
| Chammout[45] | 2012 | THA | Two cannulated screws | 43 | 57 | >60 |
| Hedbeck[46] | 2013 | HA | Two cannulated screws | 29 | 30 | 24 |
| Cao[17] | 2014 | THA | Three hollow compression screws | 157 | 128 | 60 |
| Johansson[19] | 2014 | THA | Screw | 68 | 78 | >120 |
| Stoen[18] | 2014 | HA | Screws | 110 | 112 | >60 |
| Parker[15] | 2015 | HA | Screw/plate | 26 | 30 | 12 |
| Lu[16] | 2017 | HA | Cannulated screws | 37 | 41 | 36.8 |