Skip to content

Effect of levothyroxine for subclinical hypothyroidism and mildly elevated TSH in pregnant women: a cohort study in Beijing

Effect of levothyroxine in the treatment of TP0-Ab negative subclinical hypothyroidism during pregnancy

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100047394
Enrollment
Unknown
Registered
2021-06-16
Start date
2018-01-01
Completion date
Unknown
Last updated
2024-03-18

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

Conditions

Subclinical hypothyroidism during pregnancy

Interventions

treatment group(TPOAb positive + negative):no intervention
No treatment group(TPOAb positive + negative):no intervention
Normal thyroid function group:no intervention

Sponsors

Beijing Obstetrics and Gynecology Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 46 Years

Inclusion criteria

Inclusion criteria: 1. The gestational age of the pregnant woman at the first postpartum examination was less than 12 weeks; 2. Screening for thyroid diseases (serum TSH, FT, TPO-Ab) was performed in our hospital. The TSH reference value was 2.5-10mIU/L, the normal reference value range of FT4 in early pregnancy was (0.88-1.64ng/dL), and the TPO-Ab was lower than the upper limit of the kit (60U/ml) and negative. 3. No previous history of thyroid, diabetes, hypertension or family history, no history of other serious diseases or other autoimmune diseases; 4. No history of drugs affecting thyroid function; 5. No life history of endemic goiter disease area; 6. No thyroid disease was found on palpation and B ultrasound.

Exclusion criteria

Exclusion criteria: 1. Previous thyroid diseases and rheumatic immune diseases; 2. Renal insufficiency, glucocorticoid deficiency and other factors; 3. gemellary pregnancy.

Design outcomes

Primary

MeasureTime frame
thyroid function;pregnancy outcome;

Countries

China

Contacts

Public ContactLiu Ruixia

Beijing Obstetrics and Gynecology Hospital, Capital Medical University

liuruixia1982@163.com+86 18510236616

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 6, 2026