AUTHOR=Fan Xiaoxia , Zhao Lingling , Wang Shuqiong , Song Kang , Wang Beibei , Xie Yanling , Jiang Yanping , Lin Lijun , Teng Weiping , Cai Chunmei , Yao Yongli TITLE=Relation between iodine nutrition and thyroid diseases in Qinghai, China JOURNAL=Frontiers in Endocrinology VOLUME=Volume 14 - 2023 YEAR=2023 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2023.1234482 DOI=10.3389/fendo.2023.1234482 ISSN=1664-2392 ABSTRACT=INTRODUCTION 1. Research method 1.1 Sampling method 1.1.1 Thyroid ultrasound examination 1.1.2 Thyroid function 1.1.3 Urine iodine level detection 1.2 Definition of disease 1.3 Diagnostic criteria 1.4 Statistical analysis 2 Research results 2.1 General situation of survey objects 2.2 Urine iodine test results and iodized salt coverage rate in adults 2.3 Comparison of iodine nutrition status among adults and different genders and regions 2.4 Detection of thyroid diseases in adults 2.5 Thyroid diseases and iodine nutritional status Discussion rural areas, and that of hypothyroidism, subclinical hypothyroidism, and goiter was lower than that in rural populations. The detection rate of clinical hypothyroidism was statistically significant in different iodine nutritional states (P< 0.05).