Table 2 Frequency of the dental health component of the Index of Orthodontic Treatment Need by gender among school children in southwestern Ethiopia, 2018
IOTN (DHC) Category | Grades | Gender | Total | p-value | χ2 | |
|---|---|---|---|---|---|---|
Male, N (%) | Female, N (%) | |||||
No/Little need | 1–2 | 84 (54.2%) | 96 (50%) | 180(51.9%) | 0.716 | 0.668 |
Borderline need | 3 | 26 (16.8%) | 37 (19.3%) | 63 (18.2%) | ||
Definite need | 4–5 | 45 (29%) | 59 (30.7%) | 104 (30%) | ||
Total | 155 (100%) | 192 (100%) | 347 | |||