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Table 2 Sensitivity analyses: a leave-one-out cross-validation approach

From: Comparison of arthroplasty vs. osteosynthesis for displaced femoral neck fractures: a meta-analysis

Study name

Odds ratio

Lower limit

Upper limit

Z value

P value

Mortality

 (A) Total hip arthroplasty vs. hemiarthroplasty

  Avery (2011) [45]

0.98

0.65

1.49

− 0.08

0.938

  Cadossi (2013) [49]

0.95

0.61

1.46

− 0.25

0.805

  Hedbeck (2011) [48]

0.83

0.52

1.33

− 0.79

0.432

  Keating (2006) [51]

0.91

0.58

1.43

− 0.40

0.693

  Macaulay (2008) [52]

0.90

0.58

1.41

− 0.45

0.655

  Ravikumar (2000) [53]

0.91

0.57

1.45

− 0.39

0.694

  van den Bekerom (2010) [55]

0.76

0.55

1.06

− 1.62

0.106

 (B) Total hip arthroplasty vs. osteosynthesis

  Bachrach-Lindstrom (2000) [24]

1.13

0.60

2.11

0.39

0.700

  Blomfeldt (2005) [27]

1.29

0.67

2.48

0.78

0.437

  Jónsson (1996) [25]

1.14

0.66

1.98

0.47

0.641

  Söreide (1979) [26]

1.15

0.62

2.16

0.45

0.655

 (C) Hemiarthroplasty vs. osteosynthesis

  Bjorgul (2006) [30]

1.25

0.82

1.90

1.02

0.310

  Blomfeldt (2005) [31]

1.21

0.83

1.78

0.98

0.325

  Davison (2001) [10]

1.17

0.80

1.71

0.82

0.415

  El-Abed (2005) [32]

1.15

0.79

1.67

0.71

0.479

  Frihagen (2007) [41] and Støen (2014) [42]

1.23

0.82

1.85

1.00

0.315

  Heetveld (2007) [34]

1.00

0.82

1.21

0.00

0.999

  Parker (2002, 2010) [43, 44]

1.23

0.81

1.88

0.98

0.329

  Puolakka (2001) [35]

1.22

0.84

1.78

1.03

0.301

  Rödén (2003) [36]

1.28

0.87

1.87

1.26

0.208

  Sikorski (1981) [37]

1.27

0.85

1.88

1.17

0.241

  van Dortmont (2000) [38]

1.28

0.88

1.86

1.31

0.189

  van Vugt (1993) [39]

1.21

0.83

1.77

0.98

0.326

Revision rates

 (A) Total hip arthroplasty vs. hemiarthroplasty

  Avery (2011) [45]

1.12

0.29

4.26

0.16

0.871

  Cadossi (2013) [49]

0.63

0.20

2.00

− 0.78

0.433

  Hedbeck (2011) [48]

0.69

0.20

2.38

− 0.58

0.560

  Ravikumar (2000) [53]

1.29

0.38

4.39

0.41

0.684

  van den Bekerom (2010) [55]

1.11

0.26

4.68

0.14

0.888

 (B) Total hip arthroplasty vs. osteosynthesis

  Blomfeldt (2005) [27]

0.25

0.12

0.50

− 3.88

< 0.001

  Chammout (2012) [15]

0.12

0.05

0.31

− 4.45

< 0.001

  Jónsson (1996) [25]

0.20

0.10

0.38

− 4.81

< 0.001

  Söreide (1979) [26]

0.17

0.08

0.34

− 4.88

< 0.001

 (C) Hemiarthroplasty vs. osteosynthesis

  Bjorgul (2006) [30]

0.13

0.08

0.23

− 7.45

< 0.001

  Blomfeldt (2005) [31]

0.11

0.07

0.18

− 8.49

< 0.001

  Davison (2001) [10]

0.12

0.07

0.22

− 7.33

< 0.001

  El-Abed (2005) [32]

0.10

0.07

0.13

− 14.80

< 0.001

  Frihagen (2007) [41] and Støen (2014) [42]

0.12

0.07

0.20

− 7.48

< 0.001

  Hedbeck (2013) [33]

0.12

0.07

0.20

− 8.02

< 0.001

  Heetveld (2007) [34]

0.13

0.08

0.22

− 7.88

< 0.001

  Parker (2002, 2010) [43, 44]

0.13

0.07

0.22

− 7.14

< 0.001

  Puolakka (2001) [35]

0.12

0.07

0.21

− 8.11

< 0.001

  Rödén (2003) [36]

0.12

0.07

0.21

− 7.47

< 0.001

  van Dortmont (2000) [38]

0.12

0.07

0.20

− 8.11

< 0.001

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X