Variable | KC group | Control group | t-test | P value | ||
---|---|---|---|---|---|---|
(n = 62) | (n = 48) | |||||
Age: (years) | ||||||
 Mean ± SD | 25.9 ± 10.5 | 28.3 ± 5.1 | -1.42 | 0.158 | ||
 Range | Aug-56 | 20—38 |  | (NS) | ||
 | No | % | No | % | χ2 | P |
Sex: | ||||||
 Female | 33 | 53.2 | 34 | 70.8 | 3.523 | 0.06 |
 Male | 29 | 46.8 | 14 | 29.2 |  | (NS) |