The association between amalgam dental surfaces and urinary mercury levels in a sample of Albertans, a prevalence study.

Objective: The objective of this study was to quantify the relationship between number of dental amalgam surfaces and urinary mercury levels.

Methods: This study uses participant data from a large philanthropic chronic disease prevention program in Calgary, Alberta, Canada. Urine samples were analysed for mercury levels (measured in μg/g-creatinine).