Group | Gender | 5A/5A | 5A/6A | 6A/6A | |||
---|---|---|---|---|---|---|---|
Present | Absent | Present | Absent | Present | Absent | ||
Study group | Males | 3 | 25 | 5 | 23 | 20 | 8 |
Females | 0 | 2 | 0 | 2 | 2 | 0 | |
Total | 3 | 27 | 5 | 25 | 22 | 8 | |
Control group | Males | 0 | 18 | 2 | 18 | 18 | 2 |
Females | 0 | 2 | 0 | 2 | 0 | 2 | |
Total | 0 | 20 | 0 | 20 | 0 | 20 | |
Chi square value | 0.238 | 0.429 | 0.779 | ||||
p value | 0.626 | 0.513 | 0.377 |