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Table 1 Comparison of LNIG and CG on gender

From: Risk of lingual nerve injuries in removal of mandibular third molars: a retrospective case-control study

 

This study (LNIG)

Almendros-Marqués et al, 2006 (CG) [15]

Uematsu et al, 2015 (CG) [16]

Cheng et al, 2010 (CG) [9]

Blondeau et al, 2007 (CG) [17]

Smith et al, 2013 (CG) [11]

Male (%)

27.8

47.3

41.1

39

41.6

41.5

Female (%)

72.1

52.7

58.9

61

58.4

58.5

Sample size (patients)

79

165

461

3595

327

1000

Power

 

0.86

0.68

0.59

0.67

0.74

P value

 

0.001

0.0294

0.07

0.0235

0.024

  1. Abbreviations: LNIG lingual nerve injury group, CG control group
  2. P value (chi-squared test): The sex ratio in this study was statistically compared to the sex ratio of the other past studies. P < 0.05 was considered to be statistically significant