Characteristic | Dysplasia | Unadjusted | Adjusted Model2 | Adjusted Model3 | ||||
---|---|---|---|---|---|---|---|---|
 | N | % (SE) | OR | (CI) | OR | (CI) | OR | (CI) |
Age | Â | Â | Â | Â | Â | Â | Â | Â |
   56–67 years old | 208 | 34.6 (3.3) | 1.19 | (0.83, 1.71) | 1.10 | (0.75, 2.76) |  | - |
   40–55 years oldR | 371 | 30.7 (2.4) | 1.00 |  | 1.00 |  |  |  |
Gender | Â | Â | Â | Â | Â | Â | Â | Â |
   Women | 319 | 30.1 (2.6) | 1.22 | (0.87, 1.74) | 1.08 | (0.65, 1.77) |  | - |
   MenR | 260 | 34.6 (3.0) | 1.00 |  | 1.00 |  |  |  |
Village | Â | Â | Â | Â | Â | Â | Â | Â |
   Jingwan | 114 | 38.6 (4.6) | 1.24 | (0.77, 2.00) | 1.11 | (0.68, 1.82) |  |  |
   Xifeng | 266 | 28.2 (2.8) | 0.77 | (0.52, 1.15) | 0.73 | (0.49, 1.11) |  | - |
   Fentou R | 199 | 33.7 (3.4) | 1.00 |  | 1.00 |  |  |  |
Education | Â | Â | Â | Â | Â | Â | Â | Â |
   Did not complete Primary | 235 | 28.5 (3.0) | 0.75 | (0.53, 1.08) | 0.70 | (0.53, 1.18) |  | - |
   Completed Primary SchoolR | 344 | 34.6 (2.6) | 1.00 |  | 1.00 |  |  |  |
Smoking | Â | Â | Â | Â | Â | Â | Â | Â |
   Has smoked cigarettes | 158 | 35.4 (3.8) | 1.23 | (0.84, 1.81) | 1.12 | (0.66, 1.89) |  | - |
   Never smoked cigarettesR | 421 | 30.9 (2.3) | 1.00 |  | 1.00 |  |  |  |
Family history of any cancer | Â | Â | Â | Â | Â | Â | Â | Â |
   Yes | 263 | 37.3 (3.0)* | 1.54 | (1.08, 2.18)* | 1.52 | (1.06, 2.18)* | 1.55 | (1.09, 2.21)* |
   NoR | 316 | 27.8 (2.5) | 1.00 |  | 1.00 |  | 1.00 |  |
Number of missing teeth | Â | Â | Â | Â | Â | Â | Â | Â |
   (Q1) 12–31 teeth | 117 | 38.5 (4.5)* | 1.70 | (1.03, 2.83)* | 1.45 | (0.76, 2.76) |  |  |
   (Q2) 7–11 teeth | 161 | 33.5 (3.7) | 1.38 | (0.85, 2.21) | 1.36 | (0.81, 2.26) |  | - |
   (Q3) 4–6 teeth | 137 | 31.4 (4.0) | 1.25 | (0.76, 2.06) | 1.31 | (0.78, 2.18) |  |  |
   (Q4) 0–3 teethR | 164 | 26.8 (3.5) | 1.00 |  | 1.00 |  |  |  |
Poor oral health1 | Â | Â | Â | Â | Â | Â | Â | Â |
   Yes | 132 | 40.2 (4.3)* | 1.58 | (1.06, 2.37)* | 1.37 | (0.82, 2.26) | 1.59 | (1.06, 2.39)* |
   NoR | 447 | 29.8 (2.2) | 1.00 |  | 1.00 |  | 1.00 |  |
Total | 579 | 32.1 (1.9) | Â | - | Â | - | Â | - |