Analysis of Personal and Home Characteristics Associated with the Elemental Composition of PM2.5 in Indoor, Outdoor, and Personal Air in the RIOPA Study

Research Report 185, December 2015

This report describes a study by Dr. Patrick Ryan at the Cincinnati Children’s Hospital Medical Center. He used the RIOPA data – which HEI has made available to all scientists on the Web to further explore relationships among the elemental composition of indoor, outdoor, and personal PM2.5 samples collected at participant’s homes. His analyses included traditional and novel approaches to comparing the samples.