Variables During N=20 After N=28 P value
Gender
Male 5(25%) 12(42.9%) 0.16
Female 15(75%) 16(57.1%) NS
Type of DM
Type I 20(100%) 24(75%) 0.08
Type II 0 4(25%) NS
DM duration  (years) 8.1+4 6.6+3 0.21
NS
Age 21.8+7 22.8+6.7 0.79
NS
Table 1: comparison between both groups as regard general data.