Withdrawal by the Investigator Genital preparation using iodine disinfectant before cervical digital examination on intrapartum fever and thyroid function

Genital preparation using iodine disinfectant before cervical digital examination on intrapartum fever and thyroid function

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300074671

Enrollment

Unknown

Registered

2023-08-11

Start date

2023-09-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Intrauterine infection

Interventions

Experimental group:Only use lubricant before cervical digital examination without any iodine preparation.

Control group:Prepare vagina and vulva with iodine disinfectant before cervical digital examination, which is a standard practice in China

Eligibility

Sex/Gender

Female

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Planned vaginal delivery; 2. Age>=18 years old; 3. Full term, single pregnancy, head position.

Exclusion criteria

Exclusion criteria: 1. History of thyroid diseases; 2. Have taken medication that affects thyroid function within 6 months; 3. Have used iodinated contrast agents within 6 months.

Design outcomes

Primary

Measure	Time frame
Incidence of maternal temperature =38.0 during childbirth;	—

Secondary

Measure	Time frame
Perineal laceration;Maternal TSH level ;Neonatal TSH level;Maternal T4 level ;Neonatal T4 level;	—

Countries

China

Contacts

Public ContactQing Guo

Fourth Hospital of Shijiazhuang

yfguoqing@163.com+86 199 3071 9551

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Sep 19, 2026