National Study of Adult Oral Health 2017-18: Study design and methods.

The National Study of Adult Oral Health (NSAOH) is Australia's third national oral examination survey of a representative sample of Australian adults. The study was undertaken primarily to describe levels of oral health in the population and to describe trends since the first survey, conducted in 1987-88. The aim of the study was to complete 7,200 examinations, necessitating approximately 15,200 completed interviews.

National Study of Adult Oral Health 2017-18: participation and representativeness.

The National Study of Adult Oral Health (NSAOH) 2017-18 collected information from a sample of the Australian population aged 15 years and over. The Study comprised an interview questionnaire, completed by telephone or online, and an oral epidemiological examination among dentate participants. Participation in the Study was voluntary and therefore relied on the goodwill of selected participants.

Does fluoride in the water close the dental caries gap between Indigenous and non-Indigenous children?

Background: Indigenous children experience significantly more dental caries than non-Indigenous children. This study assessed if access to fluoride in the water closed the gap in dental caries between Indigenous and non-Indigenous children.

Methods: Data from four states and two territories were sourced from the Child Dental Health Survey (CDHS) conducted in 2010.