Sealant group | Control group | Mean difference* (95%CI) | P value | |||||
---|---|---|---|---|---|---|---|---|
N | DMFT | DMFT Mean ± SD | N | DMFT | DMFT Mean ± SD | |||
Sex | ||||||||
Male | 2515 | 431 | 0.17 ± 0.51# | 2434 | 786 | 0.32 ± 0.71 | −0.15(−0.19 to −0.12) | < 0.001 |
Female | 2307 | 550 | 0.24 ± 0.61# | 1962 | 743 | 0.38 ± 0.75 | −0.14(− 0.18 to − 0.10) | < 0.001 |
District area | ||||||||
Urban | 4107 | 821 | 0.20 ± 0.56# | 3608 | 1194 | 0.33 ± 0.72 | −0.13(− 0.16 to − 0.10) | < 0.001 |
Rural | 715 | 160 | 0.22 ± .56# | 788 | 335 | 0.43 ± 0.76 | −0.20(− 0.27 to − 0.13) | < 0.001 |
Total | 4822 | 981 | 0.20 ± 0.56 | 4396 | 1529 | 0.35 ± 0.73 | −0.14(− 0.17 to − 0.12) | < 0.001 |