Table 2 Distribution of orthodontic treatment need by gender
IOTN | Gender | No. | Percentage | X2* | DF** | P value |
|---|---|---|---|---|---|---|
Grade 1 | Male | 57 | 47.5% | 0.282 | 4 | 0.603 |
Female | 63 | 52.5% | ||||
Total | 120 | 31.3% | ||||
Grade 2 | Male | 61 | 43.9% | 0.074 | ||
Female | 78 | 56.1% | ||||
Total | 139 | 36.2% | ||||
Grade 3 | Male | 41 | 43.6% | 0.042 | ||
Female | 52 | 55.3% | ||||
Total | 94 | 24.5% | ||||
Grade 4 | Male | 6 | 33.3% | 0.984 | ||
Female | 12 | 66.7% | ||||
Total | 18 | 4.7% | ||||
Grade 5 | Male | 8 | 61.5% | 1.350 | ||
Female | 5 | 38.5% | ||||
Total | 13 | 3.4% |