Table 1 Demographics of the included studies
Author | Years | Design | Case/Hips | Mean age | Female sex (%) | Follow up (year) | Outcome measures |
|---|---|---|---|---|---|---|---|
Aziz [10] | 2020 | Cohort study | 15,883 | 56 ± 0.4 | 13,557 (87) | 9 | Complication |
Cai [14] | 2021 | Case–control study | 45 | 40.78 | 40 (88.67) | 6 | Complication, HHS |
Chen [11] | 2021 | Case–control study | 617 | 38.7 ± 12.7 | 503 (81.5) | 17 | Complication |
Chen [7] | 2019 | Case–control study | 557 | 41 | – | 0.25 | Complication |
Gu [15] | 2021 | Case–control study | 92 | 39.9 ± 13.6 | 74 (80.4) | 13 | Complication, HHS, PCS, MCS |
Issa [25] | 2013 | Retrospective study | 40/60 | 42 | – | 7 | Complication, HHS |
Merayo-Chalico [23] | 2017 | Case–control study | 58 | 34.4 ± 1.05 | – | 18 | Complication |
Roberts [24] | 2016 | Case–control study | 58 | 52.0 | 52 (89.6) | 4 | Complication, WOMAC |
Schnaser [17] | 2016 | Case–control study | 12,555 | 53 | 10,995 (88) | 9 | Complication |
Woo [18] | 2014 | Retrospective study | 13/19 | 41.3 ± 12.5 | 12 (92) | 8 | Complication, HHS |