Psychological predictors explaining postoperative pain after third molar surgery

Not Applicable

Completed

• Conditions: Postoperative pain and functional recovery after ambulatory surgery for third molar extraction; Surgery

• Registration Number: ISRCTN15227371
• Lead Sponsor: Ziekenhuisnetwerk Antwerpen Stuivenberg

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2022-03-08
• Study Completion: 2023-01-31
• Last Update Posted: 22 May 2023

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 144

Inclusion Criteria

1. Patients aged 18 – 40 years undergoing extraction of one or more third molars under general anaesthesia in the ZNA Middelheim/Jan Palfijn hospital
2. American Society of Anesthesiologists physical status (ASA I-II)
3. A good understanding of the Dutch language
4. Written informed consent
5. Without premedication

Exclusion Criteria

1. Refusal to participate
2. Patients with a known development delay and intellectual disability
3. Intolerance for local anesthetics and non-steroidal anti-inflammatory drugs (NSAIDs)
4. Chronic use of opioids

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
1. Postoperative pain measured using the Visual Analogue Scale – Pain (VAS-P) three times during the day of surgery (immediate postoperative, during the post-anesthesia care unit (PACU) stay and at 8 PM at home) and from day 1 up to day 7 postoperatively twice a day (at 8 AM and 8 PM)<br>2. Functional recovery measured using the Functional Recovery Index (FRI) once a day from day 1 up to day 7 postoperatively

Secondary Outcome Measures

Name	Time	Method
1. Pain catastrophizing measured using the Pain Catastrophizing Scale (PCS), preoperative at the day of the intervention <br>2. State anxiety measured using the Amsterdam Preoperative Anxiety and Information Scale (APAIS), preoperative at the day of the intervention<br>3. Need for information measured using the Amsterdam Preoperative Anxiety and Information Scale (APAIS), preoperative at the day of the intervention preoperatively<br>4. Depressive thoughts measured using the Hospital Anxiety and Depression Scale (HADS), preoperative at the day of the intervention