Effect of Clinical Hypnosis in Preoperative Anxiety Among Patients Undergoing an Abdominal Surgery.
Effect of Clinical Hypnosis in Preoperative Anxiety Among Patients Undergoing an Abdominal Surgery : a Multicenter Randomized Controlled Trial.
HASSAN 1st university
48 participants
Dec 22, 2025
INTERVENTIONAL
Conditions
Summary
This Multicenter randomized controlled trial evaluates clinical hypnosis efficacy for reducing perioperative anxiety and postoperative pain in abdominal surgery patients across 3 Moroccan centers (n=48-68). Intervention arm receives 15-20 min level 2 hypnosis session preoperatively; control receives standard psychological preparation. Primary outcome: VAS-anxiety post-intervention. Secondary: postoperative EVA-pain, analgesic consumption, length of stay. Study Design Prospective, multicenter, parallel-group RCT (1:1 allocation, stratified by center/sex). Inclusion: consenting ASA I-II adults for abdominal surgery. Primary endpoint powered for 10mm EVA reduction (80% power, α=0.05). Registration supports PhD thesis at ISSS/Université Hassan 1er Settat.
Eligibility
Inclusion Criteria4
- Consenting patients undergoing abdominal surgery
- ASA I-II physical status
- Able to understand and respond to instructions
- No major psychological disorders
Exclusion Criteria5
- Non-consenting patients
- Prior experience with hypnosis
- History of mental illness
- Psychoactive substance consumption
- Cognitive disorders
Interventions
Patients randomized to the intervention arm receive a single 15-20 minute individual clinical hypnosis session 30-60 minutes preoperatively. The standardized protocol includes: * Induction phase (3-5 min): Eye fixation, progressive relaxation breathing * Deepening phase (5 min): Level 2 somnambulistic trance achievement * Therapeutic suggestions (7-10 min): Anxiety reduction imagery, surgical calm visualization * Emergence phase (2-3 min): Safe awakening to alert consciousness Delivered by certified hypnotherapist using validated script for preoperative anxiety in abdominal surgery patients." Key Elements Required Timing: Preop holding area, 30-60 min before incision Provider: Trained clinician (specify certification) Dose: Single 15-20 min session Target: Level 2 hypnosis (somnambulism) Outcome link: EVA anxiety scale pre/post This matches your 3-center RCT design (\~16 patients/center, stratified randomization) and distinguishes from control arm (standard psychological preparation
Locations(3)
View Full Details on ClinicalTrials.gov
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NCT07370974