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Table 1
Study characteristics.
| Study | Years | Study design | Comparison | Sample size | Hips | Follow-up (years) |
|---|---|---|---|---|---|---|
| Amanatullah et al. | 2015 | Retrospective cohort (comparative) | Matched cohort of THAs without prior periacetabular osteotomy | 45 (22, 23) | 46 (23, 23) | 10 (4), 6 (4) |
| Boos et al. | 1997 | Retrospective cohort (comparative) | Matched cohort of THAs without prior proximal femoral osteotomy | 148 (74, 74) | 148 (74, 74) | 82.6 (57–116)* |
| Erdoğan and Can | 2020 | Retrospective cohort (comparative) | Cohort of THAs without prior pelvic or proximal femoral osteotomies | 260 (88, 172) | 358 (118, 240) | 41 (24–76)*, 43.2 (24–74)* |
| George et al. | 2018 | Retrospective cohort (comparative) | Cohort of THAs without prior hip salvage procedure | 174 (34, 140) | 215 (37, 178) | 2 |
| Hashemi-Nejad et al. | 2002 | Retrospective cohort (comparative) | Matched cohort of THAs without prior Chiari osteotomy | 72 (26, 46) | 78 (28, 50) | 60 (25–199)* |
| Haverkamp et al. | 2006 | Retrospective cohort (comparative) | Matched cohort of THAs without prior intertrochanteric osteotomy | 361 (108, 253) | 411 (121, 290) | 19.2 (11.3–29) |
| Kawasaki et al. | 2005 | Retrospective cohort (comparative) | Matched cohort of THAs without prior transtrochanteric rotational osteotomy | 29 (14, 15) | 31 (15, 16) | 5.0 (3.4–8.7), 4.9 (3.0–6.6) |
| Lee et al. | 2009 | Retrospective cohort (comparative) | Matched cohort of THAs without prior transtrochanteric rotational osteotomy | 37 (13, 24) | 42 (14, 28) | 4.8 (2.7), 5.1 (2.7) |
| Migaud et al. | 2014 | Case-control | Matched control group of THAs without prior bone surgery | 332 (128, 204) | 430 (159, 271) | 13.2 (5.4) |
| Minoda et al. | 2006 | Retrospective cohort (comparative) | Matched cohort of THAs without prior Chiari osteotomy | 25 (8, 17) | 30 (10, 20) | 2.7 (2–5)*, 3.1 (2–5)* |
| Osawa et al. | 2016 | Case-control | Matched control group of THAs without prior periacetabular osteotomy | 144 (48, 96) | 156 (52, 104) | 5.4 (3.2), 5.3 (3.1) |
| Peters et al. | 2001 | Retrospective cohort (comparative) | Matched cohort of THAs without prior triple innominate osteotomy | 22 (11, 11) | 26 (13, 13) | 36, 28 |
| Richards et al. | 2011 | Retrospective cohort (comparative) | Matched cohort of primary and revision THAs | 77 (26, 34, 17) | 77 (26, 34, 17) | 9 (2–21) |
| Søballe et al. | 1989 | Retrospective cohort (comparative) | Cohort of THAs without prior osteotomy | 359 (116, 243) | 392 (116, 276) | 56, 54 |
| Tamaki et al. | 2016 | Retrospective cohort (comparative) | Cohort of THAs with prior Chiari osteotomy vs rotational periacetabular osteotomy vs shelf acetabuloplasty compared to cohort of primary THAs | 49 (13, 21, 15) | 51 (13, 22, 16) | 3.5 (2–7)*, 3.8 (2–7)*, 4.0 (2–6)* |
| Tokunaga et al. | 2011 | Retrospective cohort (comparative) | Control group of THAs without prior Salter or Chiari osteotomies | 87 (45, 42) | 103 (52, 51) | 7.3 (3–15)*, 8.5 (3–17)* |
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