About this trial
This study evaluates whether preoperative hypnosis can reduce postoperative pain, nausea, and opioid use in adolescents undergoing scoliosis surgery. Participants aged 12-18 years will receive hypnosis training before surgery. Outcomes include pain scores, nausea severity, opioid consumption, and length of hospital stay. Results will be compared to a historical control group without hypnosis.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Adolescents aged 12-18 years undergoing elective scoliosis surgery
Provided informed consent for participation and data registration in the regional spine surgery registry
Disqualifiers
Severe cognitive impairment
Language barriers preventing understanding of hypnosis instructions
Lack of informed consent
Trial design
Parallel
Treatments tested in this trial
Hypnosis
BehavioralParticipants receive preoperative hypnosis training delivered by certified psychologists. The intervention includes guided sessions and instruction in self-hypnosis techniques to reduce anxiety, pain, and nausea before and after scoliosis surgery.
Treatment groups
Trial outcomes
Primary outcomes
Pain intensity during rest and mobilization (Numeric Rating Scale 0-10)
Average pain score measured daily from postoperative day 0 to day 7 using a numeric rating scale (0 = no pain, 10 = worst pain).
Secondary outcomes
Nausea severity
Measured daily using a 0-3 scale (0 = no nausea, 3 = severe nausea)
Total opioid consumption
Daily dose of Oxynorm (mg) recorded during hospitalization
Length of hospital stay
Number of days from surgery to discharge
Hours of mobilization per day
Total hours mobilized per day categorized as \<1 hour, 1-5 hours, or \>5 hours
Sponsors and contacts
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St. Olavs Hospital
Lead sponsor
National Taiwan Normal University
Collaborator