Comparison of Brain State Indexes of Pain and Anxiety of Primipara under Labor Analgesia during Latent Period and Active Period

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100045639

Enrollment

Unknown

Registered

2021-04-20

Start date

2021-05-01

Completion date

Unknown

Last updated

2021-12-06

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

Conditions

Perinatal anxiety

Interventions

Group 1:No epidural analgesia

Group 2:epidural analgesia started from latent phase

Group 3:Epidural analgesia started from active phase

Eligibility

Sex/Gender

Female

Age

22 Years to 32 Years

Inclusion criteria

Inclusion criteria: 1. American Association of Anesthesiologists (ASA) Level I-II; 2. Single fetal head position; 3. Gestational week 37-40 weeks; 4. Primitive women with a body mass index (BMI) of 22-30kg/m^2.

Exclusion criteria

Exclusion criteria: 1. Have a history of mental illness or a family history of mental illness; 2. Have a history of cardiovascular and cerebrovascular diseases; 3. There are contraindications to epidural analgesia, such as coagulation dysfunction, central nervous system infection, systemic infection, skin or soft tissue infection at the puncture site, intraspinal disease or surgery history; 4. Pregnant women with complications such as stripping, placenta previa, giant infants, etc..

Design outcomes

Primary

Measure	Time frame
Perinatal anxiety;	—

Countries

China

Contacts

Public ContactLi Shenghua

Maternal and Child Health Care Hospital of Shanghai Jiading

shlsh009@aliyun.com+86 13564876709

Outcome results

None listed

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