A cohort study to investigate the relationship between Analgesia Nociception Index and local anesthetic infiltration pain in pregnant women undergoing elective cesarean section

A cohort study to investigate the relationship between Analgesia Nociception Index and local anesthetic infiltration pain in pregnant women undergoing elective cesarean section - A cohort study to investigate the relationship between Analgesia Nociception Index and local anesthetic infiltration pain in pregnant women undergoing elective cesarean section

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000045935

Enrollment

Registered

2021-11-01

Start date

2021-12-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

A pregnant woman undergoing elective cesarean delivery

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: A pregnant woman undergoing elective cesarean delivery

Exclusion criteria

Exclusion criteria: Patients who have difficulty or inability to communicate Patients who are scheduled to undergo cesarean delivery with general anesthesia Patients who are allergic to local anesthetics Patients who are in some kind of pain. Patients who are taking analgesic medication. Patients who are chronically taking medication (except for supplements such as vitamins) Patients with psychiatric disorders Patients with preoperative ECG abnormalities Patients with hypertensive disorder of pregnancy Patients with BMI above 35

Design outcomes

Primary

Measure	Time frame
To investigate the thresholds of the analgesia nociception Index, which discriminates the severity of local anesthetic infiltration pain as assessed by the Verbal Numerical Rating Scale.	—

Secondary

Measure	Time frame
To investigate the relationship between Analgesia Nociception Index and local anesthetic infiltration pain.	—

Countries

Japan

Contacts

Public ContactHIROAKI KONDO

School of medicine, Kitasato university Division of obstetric anesthesiology, Kitasato university hospital

hkondo@kitasato-u.ac.jp0427788111

Outcome results