Nearly a quarter (24.2%) of child courses of treatment included advice on fluoride toothpaste and spit no rinse, and nearly one in five (19.0%) included toothbrushing advice.
Roedd bron i chwarter (24.2%) o gyrsiau triniaeth plant yn cynnwys cyngor ar bast dannedd fflworid a phoeri heb rinsio, ac roedd bron i un o bob pump (19.0%) yn cynnwys cyngor ar frwsio dannedd.