the Effect of Universal Salt Iodization on Thyroid Diseases

1. acquire the environmental iodine status of Hangzhou 2. acquire the iodine status of population in Hangzhou 3. acquire the prevalence of thyroid diseases in Hangzhou 4. explore the association between iodized salt and thyroid disease

Completed

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Key information

Conditions

Thyroid Nodule Endocrine Gland Neoplasms Endocrine System Diseases Head and Neck Neoplasms Neoplasms Neoplasms by Site Thyroid Diseases Thyroid Neoplasms

Age range

6 year–86 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Hangzhou Center of Disease Control and Prevention

Hangzhou, Zhejiang, 310000, China

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

age ≥ 6 years old;
living for above 5 years at present residence.

Exclusion criteria

resident with coronary angiography (CAG) or endoscopic retrograde cholangiopancreatography (ERCP) in 6 months;
resident taking amiodarone drug;
resident with abnormal kidney function or serious illness

Treatment and study plan

Primary outcomes

thyroid nodule

Time frame: 8:00am (day 1)

An ultrasound examination of the thyroid was performed to detect thyroid nodules, using a Sonoline Versa Pro (Siemens, Munich, Germany) with a 7.5-MHz, 70-mm linear transducer (effective length, 62 mm).

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Completed

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Sponsors and collaborators

Lead sponsor

Weimin Xu

Other Gov

Registry information

Important dates

Study start: 2009
Primary completion: 2012
Study completion: 2012
First posted: Apr 24, 2013
Registry last updated: May 7, 2013

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed