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Updated: Jul 11, 2026

CO2-Lasertonsillotomy Under Local Anesthesia in Adults
Published on: November 6, 2019
Prevalence and predictors of significant sleep disturbances in children undergoing ambulatory tonsillectomy and
1Department of Anesthesiology, Yale School of Medicine, New Haven, CT 06520, USA. jill.maclaren@yale.edu
Insights
Children
Area of Science:
- Pediatric Surgery
- Sleep Medicine
- Child Psychology
Background:
- Postoperative recovery in children is complex.
- Sleep disturbances are common after pediatric surgery but predictors are not well understood.
Purpose of the Study:
- To assess changes in children's sleep patterns after ambulatory surgery.
- To identify factors predicting sleep disruptions following surgery in children.
Main Methods:
- Actigraphy was used to monitor sleep for 5 nights before and 5 nights after surgery in 55 children (aged 6-12) undergoing tonsillectomy and adenoidectomy.
- Parental anxiety, child perioperative anxiety, temperament, postoperative pain, and analgesic use were also assessed.
Main Results:
- Children exhibited significantly reduced sleep efficiency post-surgery compared to pre-surgery.
- One-third of children experienced clinically significant sleep decrements.
- Children with less sociable and more anxious temperaments, and those with higher postoperative pain, were more prone to sleep disruptions.
Conclusions:
- Sleep disruption is a notable issue in pediatric surgical recovery.
- Child's temperament and postoperative pain are key predictors of significant sleep disturbances after ambulatory surgery.
Objective:
To evaluate children's sleep patterns before and after ambulatory surgery and to identify predictors of sleep decrements following surgery.
Methods:
Participants were 55, 6- to 12-year-old children undergoing tonsillectomy and adenoidectomy. Sleep was assessed using actigraphy for 5 nights prior to and 5 nights following surgery. Parent state and trait anxiety, and child perioperative anxiety and temperament were assessed. Data on postoperative pain and use of analgesics were collected.
Results:
Children had significantly less efficient sleep following surgery than before surgery. Approximately one-third of children demonstrated clinically significant decrements in sleep efficiency. Discriminant function analysis indicated less sociable and more anxious children were more likely to experience these sleep decrements, as were children who experienced greater pain in the postoperative period.
Conclusion:
Children's sleep is an important consideration in recovery from surgery and this article takes a first step toward identifying predictors of the development of clinically significant sleep disruptions following surgery.
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