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Table 3: Prevalence of dental caries according to location
| Children free of caries | Children with caries | dmft | DMFT | ||||||||||||||||
| Location | No. of children examined | N | % | N | % | Mean | SD | Mean | SD | ||||||||||
| Urban | 545 | 224 | 41.1 | 321 | 58.9 | 1.91 | 2.11 | 1.19 | 1.34 | ||||||||||
| Rural | 455 | 221 | 48.6 | 234 | 51.4 | 1.62 | 2.11 | 0.82 | 1.23 | ||||||||||
SD: Standard deviation; Caries prevalence: Chi-square test = 5.603, p = 0.018; dmft: t-test = 2.149, p = 0.032; DMFT: t-test = 4.525, p = 0.000
