Factors | Categories | DF-root value | Univariate logistic regression | Multiple logistic regression | |||
---|---|---|---|---|---|---|---|
Cases (≥1), n | Control (=0), n | Unadjusted OR (95%CI) | P | Adjusted OR a (95%CI) | P | ||
Gender | Male | 89 | 135 | 1 | 0.68 | 1 | 0.71 |
Female | 84 | 138 | 0.92 (0.63–1.35) | 0.92 (0.60–1.41) | |||
Residence | Urban | 91 | 131 | 1 | 0.34 | 1 | 0.04 |
Rural | 82 | 142 | 0.83 (0.57–1.22) | 0.59 (0.35–0.98) | |||
Age | 35–44 | 41 | 108 | 1 | – | 1 | – |
55–64 | 60 | 91 | 1.74 (1.07–2.82) | 0.69 | 1.26 (0.74–2.15) | 0.92 | |
65–74 | 72 | 74 | 2.56 (1.58–4.16) | 0.001 | 1.52 (0.84–2.78) | 0.23 | |
Level of education | Low (Illiteracy and primary school) | 150 | 211 | 1 | – | 1 | – |
Medium (Middle school) | 13 | 22 | 0.83 (0.41–1.70) | 0.39 | 1.23 (0.56–2.71) | 0.36 | |
High (College degree and above) | 10 | 40 | 0.35 (0.17–0.73) | 0.02 | 0.73 (0.30–1.78) | 0.34 | |
Level of income | Low (≤ 20,000 RMB) | 114 | 142 | 1 | – | 1 | – |
Medium (20,000- < 40,000 RMB) | 26 | 35 | 0.93 (0.53–1.63) | 0.22 | 1.08 (0.58–2.01) | 0.20 | |
High (≥ 40,000 RMB) | 33 | 96 | 0.43 (0.27–0.68) | 0.001 | 0.52(0.31–0.88) | 0.01 | |
Frequency of tooth brushing | Low (< once/day) | 76 | 78 | 1 | 0.001 | 1 | 0.009 |
High (≥ once/day) | 97 | 195 | 0.51 (0.34–0.76) | 0.51 (0.31–0.84) | |||
Dental visit experience | Yes | 93 | 124 | 1 | 0.09 | 1 | 0.11 |
No | 80 | 149 | 0.72 (0.49–1.05) | 0.69(0.44–1.09) | |||
Knowledge and attitude of oral health | Positive | 74 | 149 | 1 | 0.02 | 1 | 0.12 |
Negative | 99 | 124 | 1.61 (1.10–2.36) | 1.46 (0.91–2.36) | |||
Frequency of dessert | Scare | 101 | 157 | 1 | – | 1 | – |
< once/day | 59 | 88 | 1.04 (0.69–1.58) | 0.40 | 1.12 (0.67–1.86) | 0.78 | |
≥ once/day | 13 | 28 | 0.72 (0.36–1.46) | 0.32 | 1.06 (0.48–2.35) | 0.99 | |
Frequency of drink with sugar | Scare | 126 | 189 | 1 | – | 1 | – |
< once/day | 40 | 68 | 0.88 (0.56–1.39) | 0.78 | 0.82(0.48–.42) | 1.00 | |
≥ once/day | 7 | 16 | 0.66 (0.26–1.64) | 0.44 | 0.68 (0.250–1.84) | 0.56 | |
Loss of attachment | No | 14 | 78 | 1 4.54 (2.48–8.33) | < 0.001 | 1 | < 0.001 |
Yes | 159 | 195 | 3.94 (2.10–7.39) |