From: Oral health status among visually impaired schoolchildren in Northeast China
Variables | Gender | Age (years) | Status of visual impairment | Total | |||
---|---|---|---|---|---|---|---|
M | F | 6–12 | 13–20 | Low vision | Blind | ||
Numbers | 70 | 33 | 25 | 78 | 37 | 66 | 103 |
Number of children with the first permanent molar | 280 | 132 | 100 | 312 | 148 | 264 | 412 |
Number of children with caries of the first permanent molar | 33 | 16 | 13 | 36 | 16 | 33 | 49 |
Prevalence of caries of the first permanent molar (%) | 47.14 | 48.48 | 52.00 | 46.15 | 43.24 | 50.00 | 47.57 |
Number of caries of the first permanent molar | 54 | 29 | 23 | 61 | 22 | 62 | 84 |
Mean number of caries of the first permanent molar | 0.79 ± 0.98 | 0.88 ± 1.05 | 0.92 ± 1.04 | 0.78 ± 0.99 | 0.59 ± 0.76* | 0.94 ± 1.09 | 0.82 ± 0.99 |
Number of children with pit and fissure sealant | 1 | 0 | 0 | 1 | 0 | 1 | 1 |