Association Between Serum Total Bilirubin and COPD: Results from a Cross-Sectional Study and a Bidirectional Mendelian Randomization Analysis.
Cuiqiong DaiZihui WangHuajing YangShan XiaoJianwu XuZhishan DengFan WuXiang WenYoulan ZhengLifei LuNingning ZhaoPeiyu HuangYumin ZhouPixin RanPublished in: Clinical epidemiology (2022)
Our study reveals that there was non-linear does-response pattern between serum TB and COPD. However, there was little evidence for the linear causal associations of serum TB with airflow limitation. The relationship of TB with COPD needs further study and careful interpretation.