| Factor | Periodontal disease | COR (95% CI) | AOR (95% CI) | ||
| Yes | No | ||||
| Age | 10 | 46 | 105 | 0.60 (0.36 - 0.99) | 0.52 (0.26 - 1.06) |
| 11 | 34 | 73 | 0.64 (0.37 - 1.11) | 0.48 (0.22 - 1.01) | |
| 12 | 54 | 104 | 0.71 (0.43 - 1.17) | 0.70 (0.35 - 1.38) | |
| 13 | 49 | 73 | 0.92 (0.55 - 1.54) | 0.71 (0.35 - 1.41) | |
| 14 | 50 | 69 | 1.00 | 1.00 | |
| Type of school | Government | 125 | 200 | 1.00 | 1.00 |
| Public | 38 | 47 | 1.29 (0.79 - 2.09) | 1.87 (0.97 - 3.62) | |
| Private | 63 | 168 | 0.62 (0.41 - 0.86) | 0.75 (0.44 - 1.28) | |
| Mothers education | Never | 74 | 105 | 3.05 (1.39 - 6.68) | 3.17 (1.14 - 8.81) |
| Grade 1 - 8 | 95 | 150 | 2.74 (1.27 - 5.92) | 2.71 (1.06 - 6.94) | |
| Grade 9 - 12 | 51 | 115 | 1.92 (0.86 - 4.26) | 1.89 (0.73 - 4.87) | |
| >12 | 9 | 39 | 1.00 | 1.00 | |
| Fathers education | Never | 26 | 52 | 1.46 (0.75 - 2.80) | 0.77 (0.31 - 1.88) |
| Grade 1 - 8 | 63 | 96 | 1.91 (1.10 - 3.33) | 1.21 (0.58 - 2.55) | |
| Grade 9 - 12 | 72 | 120 | 1.75 (1.02 - 3.00) | 1.56 (0.80 - 3.02) | |
| >12 | 25 | 73 | 1.00 | 1.00 | |
| Number of family living in the household | 2 to 4 | 64 | 136 | 0.74 (0.49 - 1.12) | 0.64 (0.36 - 1.14) |
| 4 to 6 | 88 | 160 | 0.87 (0.59 - 1.28) | 0.89 (0.53 - 1.50) | |
| >6 | 81 | 129 | 1.00 | 1.00 | |
| Average monthly expenditure | <500 | 34 | 59 | 1.39 (0.79 - 2.45) | 1.12 (0.47 - 2.64) |
| 500 - 1000 | 67 | 113 | 1.43 (0.88 - 2.32) | 1.05 (0.52 - 2.10) | |
| 1000 - 2000 | 83 | 134 | 1.50 (0.94 - 2.39) | 1.14 (0.61 - 2.14) | |
| >2000 | 38 | 92 | 1.00 | 1.00 | |
| Clean your teeth with | Tooth brush | 72 | 149 | 0.56 (0.28 - 1.15) | 0.55 (0.18 - 1.66) |
| Mefakiya | 129 | 223 | 0.68 (0.34 - 1.34) | 0.64 (0.25 - 1.64) | |
| Rinse with water | 17 | 20 | 1.00 | 1.00 | |
| Fluoride containing tooth paste | Yes | 77 | 151 | 0.91 (0.64 - 1.29) | 1.46 (0.71 - 3.01) |
| No | 133 | 238 | 1.00 | 1.00 | |
| Oral hygiene | Good | 49 | 212 | 1.00 | 1.00 |
| Poor | 183 | 213 | 3.7 (2.57 - 5.37) | 3.13 (1.98 - 4.93) | |