The considerably lower retention seen with the glass ionomer sealant when compared with the resin-based sealant was highly significant and is in agreement with studies by Subramaniam et al .,[ 20 ] Forss et al .,[ 21 ] Sari Kervanto-Seppälä et al .,[ 22 ] Williams et al .,[ 23 ] Karlzén-Reuterving and van Dijken et al .,[ 24 ] Raadal et al .,[ 25 ] Chen and Liu[ 26 ] Ulusu et al .,[ 27 ] and Kumaran.[ 28 ] In a recent study carried by Subramaniam et al .[ 20 ] which used the Fuji type VII sealant, very low retention rates of the glass ionomer sealant were observed and are much lower in comparison to the present study.
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Sealants revisited: An efficacy battle between the two major types of sealants - A randomized controlled clinical trial.
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