Table 1: age group and gender distribution of study population

Variables

Male

N=272

Freq. (%)

Female

N=477

Freq. (%)

Total

N=749

Freq. (%)

Age(years)

 

 

 

11-13

55(7.4)

149(20.1)

204(27.5)

14-16

142(19.1)

242(32.6)

384(51.8)

17-19

72(9.7)

82(11.1)

154(20.8)

Mean age +/-SD

15.1+/-2.1

14.6+/-2.0

14.8+/-2.0