Review Article
Pit and Fissure Sealant versus Fluoride Varnish for the Prevention of Dental Caries in School Children: A Systematic Review and Meta-Analysis
Table 1
Characteristics of included studies.
| Author and year | Study period | Age group | Study design | Sample size | Sealant | Fluoride varnish | Sealant | Fluoride varnish | Caries | Total | Caries | Total | Mean (SD) | Total | Mean (SD) | Total |
| Bravo et al., 1996 [14] | 24 month | 6-8 | RCT | 362 | 25 | 238 | 71 | 252 | — | — | — | — | Bravo et al., 1997 [15] | 24 month | 6-8 | RCT | 362 | — | — | — | — | 0.96 (1.24) | — | 1.33 (1.82) | — | Liu et al., 2012 [16] | 24 months | 9.1 | Randomized parallel | 501 | 11 | 367 | 16 | 358 | — | — | — | — | Salem et al., 2014 [17] | 24 months | 6-7 | Randomized parallel | 400 | 140 | 691 | 150 | 716 | 0.41 (0.92) | 691 | 0.33 (0.77) | 716 |
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