Skip to main content

Advertisement

Table 2 Characteristics of the included case series studies

From: Vascularized pedicle iliac bone grafts as a hip-preserving surgery for femur head necrosis: a systematic review

Year/author/region Study design Number of patients/hips (follow-up) Average age (years) Gender (M/F) Initial AVN class (hips) AVN etiology (patients/hips) Follow-up time (year)/rate of lost to follow-up Validity of the studies
2016/Chen/China [24] Case series 55/64 34.1 (22–45) 53/5a ARCO: I (21)/II (35)/III (8) Alcohol abuse (58)a 2.87 (2–4)/5.17% M
2014/Elmali/Turkey [25] Case series/retrospective 22/26 36 (16–48) 14/8 ARCO: II (11)/III (15) Steroid use (13 patients)/alcohol abuse (2)/idiopathic (5)/pregnancy (2) 3 (1.17–5.17)/NA H
2009/Chen/China [26] Case series/retrospective 32/33 37 (23–64) 31/1 ARCO: IIIA (26), IIIB (7) Steroid use (1 patients)/alcohol abuse (26)/idiopathic (5) 5.75 (0.67–13.75)/13.15% M
2009/Babhulkar/India [27] Case series/retrospective 31/31 32 (18–52) 26/5 ARCO: IIB (9)/IIIC (22) Steroid use (12 patients)/alcohol abuse (16)/idiopathic (3) 8/NA M
2009/Baksi/India [28] Case series 141/176 35.5 (16–62) 91/61a Ficat and Arlet: I (4)/II (75)/III (97) Steroid use (56 hips)/alcohol abuse (7)/trauma (40)/idiopathic (83)/gout (1)a 16.5 (10–21.5)/ 7.23% M
2006/Zhao/China [29] Case series/retrospective 197/226 38 (19–65) 126/71 Ficat and Arlet: II (91)/III (93)/IV (42) Steroid use (53 patients)/alcohol abuse (14)/trauma (58)/idiopathic (51)/hyperlipidemia (9)/infection (11)/pregnancy (1) 12.5 (6–19)/6.63% M
2004/Nagoya/Japan [30] Case series 29/35 35 (17–62) 20/9 ARCO: II (28)/III (7) JIC classification: C1 (17), C2 (18) Steroid use (14 patients)/alcohol abuse (10)/idiopathic (5) 8.58 (3–17)/NA H
2001/Eisenschenk/Germany [31] Case series 82/82 NA 81/21 a ARCO: I-II (62)/III (1)/IV (19) Steroid use (12 patients)/alcohol abuse (20)/trauma (22)/diabetes (6)/hyperlipidemia (10)/sickle cell disease (1)/unknown (11) 5 (0.5–10)/19.61%b VH
1997/Hasegawa/Japan [33] Case series 26/31 38.3 (25–53) 23/3 Inoue and Ono classification: II (28)/IIIA (3) JIC classification: IB (25)/IC (4)/II (4)/ IIIB (1) Steroid use (6 patients)/alcohol abuse (15)/idiopathic (5) 8 (5–11)/100% M
1997/Ishizaka/Japan [32] Case series 24/31 33 (15–66) 16/81 Ficat and Arlet: II (18)/III (13) Steroid use (17 hips)/alcohol abuse (10)/idiopathic (4) 6 (2–11)/22.58% patient H
1996/Leung/China [35] Case series 18/21 32 (24–52) 12/6 Myer’s classification: III (6)/IV (8)/V (7) Steroid use (7 hips)/alcohol abuse (3)/trauma (3)/idiopathic (8) NA (2–11)/NA H
1996/Wassenaar/Netherlands [34] Case series 9/12 37.5 (14–54) 5/4 Ficat and Arlet: II (5)/III (7) Steroid use (3 patients)/alcohol abuse (1)/trauma (3)/chemotherapy (1)/sickle cell disease (1) 4.17/30.77% VH
1993/Iwata/Japan [36] Case series 19/23 39 (25–53) 17/2 JIC stage: II (20), III (3) JIC classification: I-C (19)/II (2)/III-B (1) Steroid use (3 patients)/alcohol abuse (13)/idiopathic (3) 2.91 (1–6)/100% H
  1. L low risk of bias, M moderate risk, H high risk, VH very high risk, NA not available
  2. aInclude participants who are lost to follow-up
  3. bLost to follow-up cases include participants converted to arthroplasty