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Table 1 Characteristics of included studies

From: Comparison of transverse and modified subtrochanteric femoral shortening osteotomy in total hip arthroplasty for developmental dysplasia of hip: a meta-analysis

Study

Country

Mean age (range), year

Sex, Female %

Crowe classification

Total, hips/patients

Method of osteotomy

Mean follow-up (range), years

Nonunion, hips

Nerve injury, hips

Revision

Dislocation

Deep infection

Harris hip score

Limb-length discrepancy

Acceptable discrepancy, patients

Pre-operative

Post-operative

Pre-operative

Post-operative

Becker, 1995

USA

61 (48–72)

N/A

IV

7/4

Double-chevron

2.7 (0.3-6)

0

0

1

0

N/A

N/A

N/A

N/A

N/A

N/A

Reikeraas, 1996

Norway

54 (17–67)

93.8

IV

25/19

Transverse

(3–7)

0

1

N/A

N/A

N/A

43

93

N/A

N/A

N/A

Yasgur, 1997

USA

42 (22–77)

77.8

IV

9/8

Transverse

3.6 (2–7)

1

0

1

1

N/A

N/A

N/A

N/A

1.5

N/A

Chareancholvanich, 1999

USA

51 (21–74)

N/A

N/A

15/11

Double-chevron

5.5 (2–8.5)

0

0

N/A

0

N/A

N/A

N/A

3.9

1.4

N/A

Zadeh, 1999

UK

49 (34–61)

71.4

I, II & IV

7/7

Transverse

2.6 (1.3-5.0)

1*

N/A

N/A

N/A

N/A

44

91

N/A

N/A

N/A

Bruce, 2000

Australia

53 (26–77)

N/A

III & IV

6/5

Transverse

4.7 (0.5-7.2)

0

0

N/A

N/A

0

31

81

N/A

N/A

N/A

Ozturkmen, 2002

Turkey

N/A

N/A

IV

7/7

Step-cut

N/A

1

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Sener, 2002

Turkey

43 (26–64)

95.7

III & IV

28/23

Step-cut

4.0 (0.6-7.7)

2

2

0

0

0

36.9

95.3

N/A

N/A

19

Decking, 2003

Germany

47 (19–58)

70.0

II.III & IV

12/10

Step-cut

5.1 (1.6-10)

0

1

1

0

0

36

82

5.4

1.3

N/A

Masonis, 2003

Canada

48.2 (21–70)

84.2

III & IV

21/19

Transverse

5.8 (2.0-11.2)

2

0

3

3

0

32.5

73.6

N/A

N/A

N/A

Erdemli, 2005

Turkey

44 (28–61)

100.0

IV

25/22

Step-cut in 3 hips

5 (2–10)

0

0

N/A

N/A

0

N/A

N/A

N/A

N/A

N/A

Transverse in 22 hips

1

0

N/A

N/A

0

N/A

N/A

N/A

N/A

N/A

Bernasek, 2007

USA

43 (17–67)

91.3

I.II.III & IV

23/20

Transverse

8 (5–14)

0

0

1

4

0

42

82

N/A

N/A

N/A

Gotze, 2007

Germany

41.7 (29–64)

N/A

III & IV

7/7

Transverse

1.5

0

N/A

N/A

N/A

N/A

43

77

N/A

N/A

N/A

Makita, 2007

Japan

59.6 (42–76)

100.0

IV

11/11

Step-cut

5.4 (2.5-14.1)

0

2

1

1

0

N/A

N/A

4.7

1.2

7

Park, 2007

Korea

44.8 (20–66)

N/A

III & IV

24/23

Transverse

4.7 (2.0-7.6)

3

0

1

1

N/A

35.6

81.7

N/A

N/A

21

Krych, 2009

USA

N/A

N/A

IV

28/24

Transverse

4.8

2

0

N/A

4

N/A

43

89

N/A

N/A

N/A

Nagoya, 2009

Japan

55 (44–69)

94.4

IV

20/18

Transverse

8.1 (4–11.5)

0

0

2

0

0

N/A

N/A

N/A

1.2

N/A

Howie, 2010

UK

47.3 (26–75)

N/A

III & IV

35/28

Transverse

5.6 (2–14)

1

2

7

3

1

N/A

N/A

N/A

N/A

N/A

Reikeraas, 2010

Norway

48 (16–79)

70.8

III & IV

65/46

Transverse

13 (8–18)

2

2

11

1

N/A

N/A

87

N/A

1.0

N/A

Togrul, 2010

Turkey

42.3 (33–52)

85.7

III & IV

21/14

Transverse

3.4 (2.0-5.3)

0

0

N/A

2

0

N/A

N/A

N/A

0.3

N/A

Akiyama, 2011

Japan

58.9 (42–77)

90.9

III & IV

15/11

Transverse

6.3 (2.8-10.4)

3

0

3

2

N/A

N/A

N/A

2.9

0.3

11

Charity, 2011

UK

51 (33–75)

100.0

IV

18/15

Transverse

9.5 (4.3-14)

1

1

4

0

N/A

N/A

N/A

N/A

N/A

N/A

Dallari, 2011

Italy

52 (34–66)

76.9

IV

33/26

Step-cut in 14 hips

7.3 (2.2-15.3)

0

N/A

N/A

N/A

N/A

N/A

N/A

7.0

3.0

N/A

Oblique in 19 hips

1

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Kawai, 2011

Japan

64.8 (57–73)

100

IV

19/12

Transverse

3.2 (0.5-8)

0

0

N/A

0

0

N/A

N/A

N/A

N/A

N/A

Kilicarslan, 2011

Turkey

46 (20–72)

N/A

III & IV

45/31

Transverse

7.2 (2.0-10.1)

5

0

N/A

2

N/A

N/A

N/A

2.9

1.4

N/A

Starker, 2011

Germany

44.6

83.3

IV

25/20

Step-cut

N/A

0

N/A

N/A

N/A

N/A

N/A

90

N/A

0.8

20

Takao, 2011

Japan

60

92.0

IV

33/25

Step-cut

8 (5–11)

0

0

1

2

N/A

N/A

N/A

5.1

2.8

N/A

Zhong, 2011

China

45.2 (36–56)

100.0

IV

36/28

Transverse

4.4 (2.3-7.8)

0

0

N/A

0

0

39

87

5.7

0.6

N/A

Baz, 2012

Turkey

41.6 (24–56)

86.7

IV

21/15

Transverse

4.9 (3–8)

0

1

2

2

0

36.2

90.8

N/A

N/A

N/A

Hasegawa, 2012

Japan

58.5 (48–72)

100.0

IV

15/N/A

Step-cut

10.2 (5–20)

0

1

4

3

0

56

85

3.8

1.4

N/A

Semenowicz, 2012

Poland

53.4

100.0

IV

10/10

Step-cut

2.3

0

0

N/A

N/A

N/A

43.7

86

N/A

N/A

N/A

Kilicoglu, 2013

Turkey

43 (27–60)

95.0

IV

20/16

Oblique

6.8 (3.7-10.3)

1*

0

2

3

N/A

50

83

N/A

1.0

N/A

Li WB, 2013

China

N/A

100

IV

5/5

Transverse

N/A

0

0

0

0

N/A

N/A

N/A

N/A

N/A

N/A

Li YW, 2013

China

54 (41–75)

83.3

IV

22/18

Double-chevron

8 (3–12)

0

0

0

0

0

30

91.9

2.5

1

18

Oe, 2013

Japa

64.9 (35–80)

96.2

IV

34/26

Transverse

5.2 (3–10)

0

0

0

3

0

N/A

N/A

4.7

1.2

26

Sun, 2013

China

47 (38–65)

63.3

IV

32/27

Transverse

4 (0.6-7)

0

1

0

0

0

41.7

89.1

N/A

N/A

N/A

Oinuma, 2014

Japan

61.5 (46–73)

100

IV

12/9

Transverse

3.7 (1.5-6.3)

0

0

0

1

0

N/A

N/A

N/A

N/A

N/A

Total

/

50.0

88.1

/

791/N/A

/

/

27

14

45

38

1

/

/

/

/

/

  1. N/A: not available.
  2. *Delayed union that needs a second procedure.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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