Purpose Patients with adolescent idiopathic scoliosis undergoing corrective surgery are at risk for iatrogenic spinal cord injury and subsequent new neurologic deficits (NNDs). Intraoperative neurophysiologic monitoring (IONM) has been used to identify spinal cord injury; however, available data showing that IONM leads to improved clinical outcomes are inconclusive. This exploratory study aimed to examine the incidence of NNDs after idiopathic scoliosis surgery in two pediatric institutions in Canada with a focus on IONM use. Methods Charts of pediatric patients (10-18 yr) with adolescent idiopathic scoliosis who underwent scoliosis correction surgery were retrospectively identified from the This article is accompanied by an editorial. Can J Anesth 2021; this issue.

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