Table 3:
Association between the predictors and dental caries
| Predictors | Dental Caries | x2 | p-value | ||
|---|---|---|---|---|---|
| Yes | No | Total | |||
| n (%) | n (%) | N (%) | |||
| 26(100.0) | 120(100.0) | 146(100.0) | |||
|
| |||||
| Age (years) | |||||
| 7-9 | 9 (19.1) | 38(80.9) | 47(100.0) | 6.06 | 0.05* |
| 10-12 | 15 (24.6) | 46(75.4) | 61(100.0) | ||
| 13-15 | 2 (5.3) | 36(94.7) | 38(100.0) | ||
| Gender | |||||
| Male | 20 (26.7) | 55(73.3) | 75(100.0) | 8.26 | 0.00 |
| Female | 6 (8.5) | 65(91.5) | 71(100.0) | ||
| Tooth cleaning materials | |||||
| Toothbrush | 26 (17.9) | 119(82.1) | 145(100.0) | 0.22 | 1.00* |
| Chewing stick | 0(0.0 | 1(100.0) | 1(100.0) | ||
| Frequency of tooth cleaning | |||||
| Once daily | 23 (19.0) | 98(81.0) | 121(100.0) | 1.03 | 0.45* |
| Twice daily | 3(13.6) | 19(86.4) | 22(100.0) | ||
| Less than once daily | 0(0.0) | 3(100.0) | 3(100.0) | ||
| Salivary flow | |||||
| Before 1 Minute | 26 (17.8) | 120(82.2) | 146(100.0) | ||
| After 1 minute | 0(0.0) | 0(0.0) | 0(0.0) | - | - |
| Presence of visible plaque on anterior teeth | |||||
| Yes | 15 (18.1) | 68(81.9) | 83(100.0) | 0.00 | 0.92 |
| No | 11(17.5) | 52(82.5) | 63(100.0) | ||
| Presence of white spot lesions | |||||
| Yes | 2 (40.0) | 3(60.0) | 5(100.0) | 1.74 | 0.19* |
| No | 24(17.0) | 117(83.0) | 141(100.0) | ||
| Presence of deep pits and fissures | |||||
| Yes | 3 (50.0) | 3(50.0) | 6(100.0) | 4.43 | 0.04* |
| No | 23(16.4) | 117(83.6) | 140(100.0) | ||
| Intra-Oral appliances | |||||
| Yes | 26 (17.9) | 119(82.1) | 145(100.0) | 0.22 | 0.64* |
| No | 0(0.0) | 1(100.0) | 1(100.0) | ||
| Presence of hypoplasia | |||||
| Yes | 4 (40.0) | 6(60.0) | 10(100.0) | 3.61 | 0.06* |
| No | 22(16.2) | 114(83.8) | 136(100.0) | ||
| Snacking habit | |||||
| None | 1 (100.0) | 0(0.0) | 1(100.0) | 5.2 | 0.07* |
| Less than 3 times/day | 22(18.3) | 98(81.7) | 120(100.0) | ||
| 3 or more times/day | 3(12.0) | 22(88.0) | 25(100.0) | ||
| Mean ± SD | t-test | p-value | |||
| Oral hygiene | 1.99 ± 0.86 | 2.04 ± 0.95 | 0.29 | 0.77 | |
| Gingivitis | 1.00 ± 0.31 | 0.92 ± 0.33 | -1.14 | 0.26 | |
*
Fisher's Exact Test values