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Fig. 3 | BMC Public Health

Fig. 3

From: Air pollutants and outpatient visits for cardiovascular disease in a severe haze-fog city: Shijiazhuang, China

Fig. 3

Relationship between PM2.5 concentration (μg/m3) and CVD outpatient visits on different lag days. a: Daily CVD outpatient visits (LSmeans±SE). B: Odds ratios for the increase in daily CVD outpatient visits. a and b were adjusted for days of the week, months, air temperature and relative humidity. Italics indicate significant differences (P < 0.05)

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