the Effect of Universal Salt Iodization on Thyroid Diseases

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT01838629

Enrollment

12438

Registered

2013-04-24

Start date

2009-07-31

Completion date

2012-06-30

Last updated

2013-05-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thyroid Nodule

Brief summary

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

Interventions

None listed

Study design

Observational model

ECOLOGIC_OR_COMMUNITY

Time perspective

CROSS_SECTIONAL

Eligibility

Sex/Gender

ALL

Age

6 Years to 86 Years

Healthy volunteers

Yes

Inclusion criteria

1. age ≥ 6 years old; 2. living for above 5 years at present residence.

Exclusion criteria

1. resident with coronary angiography (CAG) or endoscopic retrograde cholangiopancreatography (ERCP) in 6 months; 2. resident taking amiodarone drug; 3. resident with abnormal kidney function or serious illness

Design outcomes

Primary

Measure	Time frame	Description
thyroid nodule	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).

Countries

China

Outcome results