Supporting Information Available
The Supporting Information is
available free of charge at Cross-over study design;
driving route in Montreal,
QC; in-vehicle, rooftop, and ambient environmental conditions during
filtered and unfiltered periods; effect of air filtration on indoor–outdoor
ratios of measured air pollutants and descriptive statistics; time
series of in-vehicle PM2.5, black carbon, and UFPs for a typical daily
drive; population characteristics; percent change in frequency domain
HRV per IQR change in pollutant at the end of the ride, 45′
post, and 90′ postexposure; percent change in time domain HRV
per IQR change in pollutants at the end of the ride, 45′ post,
and 90′ post exposure per IQR change in in-vehicle pollutant
exposure; percent changes in HRV associated with the cabin air filter;
baseline scores on the CANTAB neurocognitive test battery; and schedule
of participant activities during the day of study visit (