Acne and short-term PM2.5 exposure, large impact on men and women over 25 years old

 Results of examining the relationship between acne and short-term PM2.5 exposure and outpatient visits.

Investigating the correlation between short-term PM2.5 exposure and outpatient visits due to acne from 120,842 outpatient data from December 2013 to December 2019 from three major hospitals in Chongqing, China.  A stratified analysis was also performed to examine the differences in gender and age in the effects of PM2.5.

As a result, it was shown that there is a positive correlation between PM2.5 concentration and acne outpatient visit. An increase in PM2.5 concentration of 10 μg / m3 was associated with a 1.71% increase in acne outpatient visits, delayed 0-7 days. A stratified analysis showed that the effects of PM2.5 were greater in people over the age of 25 than in those under the age of 25, but there was no gender difference. In conclusion, short-term exposure to PM2.5 was shown to be positively associated with the risk of outpatient acne, especially for people over the age of 25.

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