Table 6 Univariate analysis of potentially significant factors
From: Oral health status among visually impaired schoolchildren in Northeast China
Factors | Group | n | Number of children with caries | χ2 | P |
|---|---|---|---|---|---|
Mother’s education level < middle school | Y | 79 | 67 | ||
N | 24 | 14 | 7.68 | 0.005 | |
Toothache within the past year | Y | 52 | 47 | ||
N | 51 | 34 | 8.62 | 0.003 | |
Using fluoride-containing toothpaste | Y | 69 | 50 | ||
N | 34 | 31 | 4.75 | 0.029 |