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Table 4 Relative risk (and 95%CI) in daily influenza-like illness in Jinan, China (2016–2017) for a 10 μg/m3 increase in the levels of the corresponding pollutant on the lag day with the strongest effects, as estimated from the two-pollutant models

From: The short-term effects of air pollutants on influenza-like illness in Jinan, China

Pollutant Adjust RR 95% CI
PM2.5 none 1.0137 1.0083–1.0192
O3 1.0142 1.0088–1.0196
CO 1.0168 1.0071–1.0266
SO2 1.0118 1.0005–1.0184
NO2 1.023 1.0154–1.0306
PM10 none 1.0074 1.0041–1.0107
O3 1.0074 1.0041–1.0107
CO 1.0066 1.0013–1.0120
SO2 1.0059 1.0021–1.0096
NO2 1.0114 1.0069–1.0158
O3 none 0.9773 0.9689–0.9858
PM2.5 0.9785 0.9702–0.9869
PM10 0.9791 0.9697–0.9865
CO 0.9774 0.9690–0.9858
SO2 0.9770 0.9687–0.9854
NO2 0.9774 0.9690–0.9859
CO none 1.0008 1.0003–1.0012
PM2.5 0.9998 0.9990–1.0005
PM10 1.0001 0.9995–1.0008
O3 1.0007 1.0003–1.0012
SO2 1.0005 1.000–1.0010
NO2 1.0016 1.0009–1.0022
SO2 none 1.0315 1.0129–1.0504
PM2.5 1.0142 0.9905–1.0328
PM10 1.0180 0.9980–1.0385
O3 1.0256 1.0096–1.0418
CO 1.0196 0.9981–1.0415
NO2 1.0398 1.0177–1.0624
NO2 none 1.0064 0.9913–1.0219
PM2.5 0.9647 0.9453–0.9845
PM10 0.9735 0.9543–0.993
O3 1.0041 0.989–1.0193
CO 0.9629 0.9858–0.9406
SO2 0.9794 0.9599–0.9993
  1. The significance of bold in the table refers to the varaibles with p <0.05