a negative trendp < 0.001
This was evident as participants with higher-quartile exposure generally had higher levels of hs-CRP in PM 10 , PM 2.5 , SO 2 , and NO 2 , while a negative trend in the association was observed in O 3 (all p < 0.001).
This was evident as participants with higher-quartile exposure generally had higher levels of hs-CRP in PM 10 , PM 2.5 , SO 2 , and NO 2 , while a negative trend in the association was observed in O 3 (all p < 0.001).