Table 3 Determinant factors of dental caries amongst primary school children in Harar, Eastern Ethiopia, 2018
Variables | Dental caries | COR (95% CI) | AOR (95% CI) | P-value | |
|---|---|---|---|---|---|
Yes | No | Â | Â | Â | |
No. (%) | No. (%) | Â | Â | Â | |
Grade | |||||
 1–4 | 61(42.7) | 82(57.3) | 2.07 (1.37–3.14) | 1.73 (1.02–2.92) | 0.041 |
 5–8 | 89(33.7) | 175(66.3) | 1 | 1 |  |
Previous year average academic score (%) | |||||
Less than 50 | 6(54.5) | 5(45.5) | 7.31 (2.66–20.0) | 3.68 (1.1–12.29) | 0.034 |
50 and greater | 131(34.2) | 252(65.8) | 1 | 1 | Â |
Consumption of sweet foods | |||||
Yes | 140(39.2) | 217(60.8) | 2.5 (1.21–5.17) | 4.08 (1.62–10.2) | 0.003 |
No | 10(20.4) | 39(79.6) | 1 | 1 | Â |
Cleaning teeth | |||||
 No | 72(48) | 78(52) | 3.57 (2.34–5.45) | 2.23 (1.32–3.78) | 0.002 |
 Yes | 78(30.4) | 179(69.6) | 1 | 1 |  |
Way of cleaning teeth | |||||
 Toothbrush without paste | 97(39.4) | 149(60.6) | 0.26 (0.16–0.42) | 3.05 (1.69–5.49) | 0.001 |
 Toothbrush with paste | 52(32.9) | 106(67.1) | 1 | 1 |  |
Dental ache history | |||||
 Yes | 79(53.4) | 69(46.6) | 3.03 (1.99–4.62) | 2.95 (1.78–4.89) | < 0.001 |
 No | 71(27.4) | 188(72.6) | 1 | 1 |  |
Salivary Lactobacillus count | |||||
Significant | 125(45.8) | 148(54.2) | 3.68 (2.24–6.04) | 4.01 (2.24–7.18) | < 0.001 |
Insignificant | 25(18.4) | 109(81.3) | 1 | 1 | Â |
Salivary pH | |||||
 Acidic (<  6.5) | 58(42.9) | 113(57.1) | 2.87 (1.75–4.72) | 1.93 (1.07–3.48) | 0.028 |
 Basic (> 7.25) | 27(32.9) | 55(67.1) | 0.83 (0.41–1.69) | 0.38 (0.17–0.88) | 0.025 |
 Neutral (6.75–7.25) | 38(29.9) | 89(70.1) | 1 | 1 |  |