Iodine Nutrition Status and Clinical Characteristics of Thyroid Cancer
Prospective Cohort Study on Clinical Characteristics of Thyroid Cancer in Different Iodine Status Areas
About This Trial
The effect of iodine nutritional status on thyroid cancer has been controversial for many years. We designed a prospective cohort study that recruiting patients in different iodine areas who underwent thyroid cancer surgery in branch hospitals from 2012 to 2019,and follow up their clinical outcomes. We aimed to analyse the relationship between regional iodine nutrition level and pathological types, clinical features, and prognosis of thyroid cancer.
Who May Be Eligible (Plain English)
Original Eligibility Criteria
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Treatments Being Tested
Iodine excess
Iodine excess areas: water iodine ≥100μg/L; or urinary iodine concentration (median urinary iodine levels in children aged 8-10 years old)≥300μg/L
Iodine suitable
Iodine suitable areas:water iodine ≥40μg/L and ≤100μg/L; or urinary iodine concentration(median urinary iodine levels in children aged 8-10 years old) 100-199μg/L.