Boshen Gong, Youmin Wang, Jin-An Zhang, Qiao Zhang, Jiajun Zhao, Jiashu Li, Xichang Wang, Yutong Han, Ziwei Yu, Chenyu Zhang, Bingcong Peng, Yumin Xing, Qiuxian Li, Ping Wang, Yongze Li, Weiping Teng, Zhongyan Shan
BACKGROUND: Chinese topography appears a three-rung ladder-like distribution of decreasing elevation from northwest to southeast, which is divided by two sloping edges. Previous studies have reported that prevalence of thyroid diseases differed by altitude, and geographical factors were associated with thyroid disorders. To explore the association between three-rung ladder-like regions and thyroid disorders according to unique Chinese topographic features, we conducted an epidemiological cross-sectional study from 2015-2017 that covered all 31 mainland Chinese provinces...
January 2, 2024: BMC Public Health