Fig. 2: Monthly variations of the IAC. | Light: Science & Applications

Fig. 2: Monthly variations of the IAC.

From: Air pollution and meteorological conditions significantly contribute to the worsening of allergic conjunctivitis: a regional 20-city, 5-year study in Northeast China

Fig. 2

a, concentrations of atmospheric pollutants b–d, and meteorological factors e–h. The data of three types in each month were averaged by valid data at prefecture-level cities in 2017. IAC incidence of allergic conjunctivitis, AP Air pressure, AT Air temperature, RH Relative humidity, V Visibility, PR Precipitation, WS Wind speed, WD Wind direction

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