Authors/SBO frequencies

Table Column Head

Number

Pour cent

p-value

Arnold et al., France 2003 [11]

131

32.00

<0.001

Mehmet U. et al., Maroc 2012 [13]

128

67.02

0.25

Kurem R.T. et al., Pakistan 2014 [12]

102

54.55

0.24

Our study

114

74.03