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. 2021 Apr 16;198:111182. doi: 10.1016/j.envres.2021.111182

Table 2.

Percentage change of daily count of COVID-19 with one centigrade increase of temperature and one percent increase of relative humidity by sex and age group.

Variables Region Pooled Estimate (95% CI)
Male Female 0–64 years ≥65 years
Temperature Central China 9.42 (−1, 20.92) 7.25 (−4.88, 20.92) 5.13 (−8.61, 20.92) 7.25 (−6.76, 23.37)
East China 13.88 (−11.31, 46.23) −17.3 (−39.35, 12.75) 4.08 (−16.47, 29.69) −23.66 (−57.68, 37.71)
North China −9.52 (−37.5, 31) −13.06 (−38.74, 23.37) −3.92 (−28.11, 28.4) −34.3 (−60.54, 9.42)
Northeast China 58.41 (18.53, 111.7) 3.05 (−27.39, 46.23) 27.12 (−1, 63.23) 0 (−45.66, 84.04)
Northwest China −44.01 (−91.95, 289.62) −16.47 (−89.97, 595.88) −14.79 (−84.59, 371.15) −42.31 (−92.79, 361.82)
South China 23.37 (−21.34, 93.48) −15.63 (−41.73, 22.14) 7.25 (−24.42, 52.2) −35.6 (−66.38, 23.37)
Southwest China 40.49 (−23.66, 158.57) 84.04 (−50.34, 582.1) 52.2 (−51.32, 375.88) 203.44 (20.92, 661.41)
Relative Central China −3.92 (-7.69, -0.1) −2.96 (-4.88, -1) −3.92 (-7.69, -0.1) −4.88 (-8.61, -1)
humidity East China 0 (−5.82, 6.18) 2.02 (−5.82, 10.52) 2.02 (−3.92, 8.33) −5.82 (−16.47, 6.18)
North China −3.92 (−14.79, 8.33) 4.08 (−7.69, 17.35) −1.98 (−11.31, 8.33) 2.02 (−16.47, 24.61)
Northeast China −34.95 (-53.23, -9.52) 4.08 (−29.53, 53.73) −18.94 (−39.35, 8.33) −8.61 (−44.01, 49.18)
Northwest China −3.92 (−28.11, 28.4) −14.79 (−38.74, 18.53) −7.69 (−28.11, 18.53) −13.93 (−38.12, 19.72)
South China 2.02 (−7.69, 12.75) 11.63 (1.01, 23.37) 6.18 (−1.98, 15.03) 15.03 (−1.98, 34.99)
Southwest China −1.98 (−33.63, 44.77) 11.63 (−27.39, 71.6) −5.82 (−36.24, 39.1) 31 (−7.69, 85.89)