Analysis of factors influencing prevalence and malignancy of thyroid nodules in various iodine uptake areas.

Background: The prevalence of thyroid nodules (TNs) has been increasing rapidly. However, little is known about the drivers of its high prevalence and tendency of malignancy. This study aimed to analyze the factors influencing the prevalence and malignancy of TNs in the adult population.

Relationship between Dining Place, Iodine Source, and Iodine Nutrition in School-Age Children: A Cross-Sectional Study in China.

Objective: This study assesses the impact of iodine-rich processed foods and dining places on the iodine nutritional status of children.

Methods: School-aged children (SAC) in seven provinces in China were selected by school-based multi-stage sampling. Urinary iodine, salt iodine, and thyroid volume (TVOL) were determined.