Association of preoperative nocturnal hypoxaemia nadir and fentanyl ventilatory sensitivity in children with obstructive sleep apnoea undergoing general anaesthesia: multicentre clinical cohort study

Br J Anaesth. 2025 Sep 5:S0007-0912(25)00512-4. doi: 10.1016/j.bja.2025.07.059. Online ahead of print. ABSTRACT BACKGROUND: Obstructive sleep apnoea (OSA) has been thought to increase the risk of respiratory depression from opioids. The primary aim of this study was...