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Table 1 Daily mean, range, and standard deviation for asthma visits, PM, and weather factors

From: Particulate matter and emergency visits for asthma: a time-series study of their association in the presence and absence of wildfire smoke in Reno, Nevada, 2013–2018

  All days Non-wildfire days Wildfire days
Variable mean (range) SD mean (range) SD mean (range) SD
Asthma visits 8.6 (0–25) 3.9 8.6 (0–25) 3.8 8.2 (1–21) 3.9
24-h PM 2.5 (μg/m3) 8.1 (0.1–99.9) 7.2 7.1 (0.1–40.4) 4.8 19.4 (3.9–99.9) 14.8
24-h PM 10–2.5 (μg/m3) 11.0 (0.4–60.8) 6.9 10.9 (0.4–60.8) 7.1 11.6 (3.2–40.3) 4.8
24-h PM 10 (μg/m3) 19.0 (2.0–118.3) 11.9 17.9 (2.0–86.3) 10.6 31.2 (10.3–118.3) 16.5
Mean temperature (°C) 13.3 (−12.2–33.1) 9.1 12.2 (−12.2–33.1) 8.7 24.4 (10.9–31.7) 4.0
Mean relative humidity (%) 43.0 (12.3–92.3) 17.1 44.3 (12.3–92.3) 17.1 29.2 (15.3–88.8) 9.7
  1. SD standard deviation