Structured retrospective recording of quality assurance measures of the nociception level index (NOL) during surgical interventions

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00029120

Enrollment

300

Registered

2022-07-01

Start date

2022-07-15

Completion date

Unknown

Last updated

2025-10-06

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

Conditions

R52

Interventions

Group 1: Patients with NOL monitoring Group 2: Patients without NOL monitoring

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: - Age at least 18 years - elective surgery - Regional or general anesthesia

Exclusion criteria

Exclusion criteria: - Pre-existing arrhythmias such as atrial fibrillation, AV block grade II and III - Pacemaker therapy - Preoperative medication with a parasympatholytic agent - Preoperative medication with a sympathomimetic agent - Drug abuse (narcotics)

Design outcomes

Primary

Measure	Time frame
The primary objective is to retrospectively record the change in NOL during routine positioning procedures (Trendelenburg, lithotomy, and lateral positioning) and required drug administration (e.g., Akrinor) during general or regional anesthesia.	—

Secondary

Measure	Time frame
Secondary objective: The secondary objective is to assess the influence of surgically necessary measures such as the installation of a capnoperitoneum on the nociception index.	—

Countries

Germany

Contacts

Public ContactAlexander Ziebart

Klinik für Anästhesiologie

alexander.ziebart@unimedizin-mainz.de06131-175071

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 7, 2026