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Relationship between OHRQoL and sociodemographic variables.
| Sociodemographics | Groups | Number of pupils | Impact on OHRQoL | χ 2 | p value | |||
|---|---|---|---|---|---|---|---|---|
| No | Yes | |||||||
| n | % | n | % | |||||
| Age (years) | 12 | 95 | 94 | 98.9 | 1 | 1.1 | 16.454 | <0.001∗ |
| 13 | 160 | 140 | 87.5 | 20 | 12.5 | — | — | |
| 14 | 129 | 105 | 81.4 | 24 | 18.6 | — | — | |
|
| ||||||||
| Sex | Male | 178 | 170 | 95.5 | 8 | 4.5 | 16.739 | <0.001∗ |
| Female | 206 | 169 | 82.0 | 37 | 18.0 | — | — | |
|
| ||||||||
| Overall | — | 384 | 339 | 88.3 | 45 | 11.7 | — | — |
n: number; %: percentage; OHRQoL: oral health-related quality of life; ∗p < 0.05 is significant.
