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Effects of TSH 2.5-4.0uIU/ml during early pregnancy on offspring intelligence, movement, and growth and development

Effects of TSH 2.5-4.0uIU/ml during early pregnancy on offspring intelligence, movement, and growth and development

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600116721
Enrollment
Unknown
Registered
2026-01-14
Start date
2024-04-11
Completion date
Unknown
Last updated
2026-01-27

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

Conditions

Thyroid diseases in Pregnancy

Interventions

TSH 2.5-4.0 mIU/L in the first trimester combined with TPOAb negative group :NA
TSH 0.1-2.5 mIU/L group:NA

Sponsors

Peking University International Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Maternal gestational age ranged from 19 to 40 years; 2. The delivery date should be from January 1, 2023 to December 31, 2023 in Peking University International Hospital or Haidian Maternal and Child Health Hospital. 3. TSH in the first trimester was 0.1-4.0 mIU/L; 4. Single pregnancy;

Exclusion criteria

Exclusion criteria: 1. TSH 2.5-4.0 mIU/L in the first trimester was associated with positive TPOAb, SCH, clinical hypothyroidism (TSH > 4.0 mIU/L), clinical and or subclinical hyperthyroidism (TSH < 0.1 mIU/L), and hypothyroxinemia. 2. Previous history of thyroid disease, goiter, oral contraceptives or any drugs that may affect nail function such as glucocorticoids before pregnancy; 3. Fetal distress, premature birth, neonatal asphyxia, bilirubin encephalopathy, hypoxic-ischemic encephalopathy, low birth weight and hypoglycemia; 4. Congenital intellectual disability and genetic diseases; 5. The data was incomplete.

Design outcomes

Primary

MeasureTime frame
Psychomotor Development Index, PDI ;Mental Development Index, MDI ;

Secondary

MeasureTime frame
Growth and development indicators;Urine iodine detection of infants;Maternal thyroid function and urinary iodine;

Countries

China

Contacts

Public ContactXiaomei Zhang

Peking University International Hospital

zhangxiaomei@pkuih.edu.cn+86 10 69006170

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026