Predictors of refusal to participate: a longitudinal health survey of the elderly in Australia
BACKGROUND: The loss of participants in longitudinal studies due to non-contact, refusal or death can introduce bias into the results of such studies. The study described here examines reasons for refusal over three waves of a survey of persons aged ≥ 70 years. METHODS: In a longitudinal study involving three waves, participants were compared to those who refused to participate but allowed an informant to be interviewed and to those who refused any participation. RESULTS: At Wave 1...[Show more]
|Collections||ANU Research Publications|
|Source:||BMC Public Health|
|Jacomb_Predictors2002.pdf||175.35 kB||Adobe PDF|
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