Oral health-related quality of life in older adults-Longitudinal study.

Objective: The aim of the present study was to investigate oral health-related quality of life (OHRQoL) and determine associations with demographic, socio-economic and oral health variables at two evaluation times (2009 and 2015) among older adults assisted by Family Health Units in the Brazil.

Methods: A longitudinal study was conducted involving the evaluation (2009) and re-evaluation (2015) of 161 older adults (≥60 years of age). Demographic, socio-economic and general health variables were collected using a standardised questionnaire.