Pediatric anesthesia & critical care

Association between obstructive sleep-disordered breathing severity and pain trajectories after adenotonsillectomy in children: a prospective cohort study

Br J AnaesthPublished Prospective cohort study

Authors' conclusion

Post-adenotonsillectomy pain at home followed three distinct pain trajectories. Children with severe oSDB (higher mSTBUR scores) were more likely to have severe prolonged pain and to return more often to hospital.

Study context

Population
Children aged 2–12 yr undergoing adenotonsillectomy124 with complete Parents' Postoperative Pain Measure (PPPM) data
Participants
245 children
Exposure
Preoperative obstructive sleep-disordered breathing (oSDB) severity vs post-adenotonsillectomy pain trajectory
  • Trajectory1n = 108
  • Trajectory2n = 90
  • Trajectory3n = 47reference
Outcome
Association of oSDB severity (mSTBUR) with post-adenotonsillectomy pain (PPPM) trajectories and analgesic use
Follow-up
14 PODs
Methodological detailsgroup-based trajectory modelling
  • Group-based trajectory modelling

Main finding

As reported in the abstract

Higher preoperative mSTBUR score and pain trajectory membership
Per higher mSTBUR score
Each group vs Trajectory3Odds ratio (95% CI)P value
Trajectory1
0.52(0.27–0.97)
P = 0.040
Trajectory2
0.58(0.35–0.97)
P = 0.037

Observational data: associations, not effects.

Further findings

OutcomeOR (95% CI)P value
Unscheduled revisitsTrajectory2 vs Trajectory13.5 (1.0–11.7)P = 0.044
Unscheduled revisitsTrajectory3 vs Trajectory110.5 (3.1–35.7)P = 0.0002
OutcomeP value
Daily analgesic dosesTrajectory2 and Trajectory3 vs Trajectory1 · more daily dosesP = 0.04

Modified Snoring, Trouble Breathing, Un-Refreshed (mSTBUR)–PPPM association by age

Association stronger for younger children

Original publication

Association between obstructive sleep-disordered breathing severity and pain trajectories after adenotonsillectomy in children: a prospective cohort study. Br J Anaesth. Published 28 November 2025. doi:10.1016/j.bja.2025.09.015

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