Skip to main content
. 2021 Apr 15;28(33):45087–45095. doi: 10.1007/s11356-021-13834-5

Table 2.

Descriptive statistics for daily confirmed coronavirus disease 2019 cases, air pollutant concentrations, and meteorological elements in Shanghai

Mean (SD) Min Max IQR
Daily confirmed cases 8 0 34 6
AQI 60.2 30.0 128.0 12.9
SO2 (μg/m3) 5.7 3.0 9.0 0.6
PM2.5 (μg/m3) 38.4 13.0 97.0 13.1
PM10 (μg/m3) 36.7 7.0 96.0 12.1
NO2 (μg/m3) 29.0 15.0 57.0 6.3
O3 (μg/m3) 86.3 48.0 129.0 10.3
T (°C) 8.2 2.2 17.5 1.8
RH (%) 77.8 44.0 96.0 9.4
P (hPa) 1025.0 1016.0 1032.0 2.0
V (m/s) 2.5 1.1 4.4 0.7