# The Correlation Between Iodine and Selenium Status in Pregnancy and Risk of Thyroid Disease

> **NCT03761602** · — · UNKNOWN · sponsor: **Rongrong Li** · enrollment: 290 (estimated)

## Conditions studied

- Iodine Excess in Pregnancy
- Selenium Excess in Pregnancy
- Iodine Deficiency in Pregnancy
- Selenium Deficiency in Pregnancy

## Interventions

- **OTHER:** Not applicable (for observational studies)

## Key facts

- **NCT ID:** NCT03761602
- **Lead sponsor:** Rongrong Li
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-12-01
- **Primary completion:** 2019-12-31
- **Final completion:** 2019-12-31
- **Target enrollment:** 290 (ESTIMATED)
- **Last updated:** 2018-12-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03761602

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03761602, "The Correlation Between Iodine and Selenium Status in Pregnancy and Risk of Thyroid Disease". Retrieved via AI Analytics 2026-07-01 from https://api.ai-analytics.org/clinical/NCT03761602. Licensed CC0.

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