For the 3-day averages, r values for all visits were -0.113, -0.117, 0.127, -0.071, and -0.267; for pediatric visits, -0.081, -0.011, 0.025, 0.017, and -0.063 for the 3-day averages of the 8-hr AQI for ozone, 24-hr AQI for particulate matter < 2.5 μm, total pollen grains/m 3 , mold spores/m 3 , and daily high temperature, respectively.