Prospective validation of classification of intraoperative adverse events (ClassIntra): international, multicentre cohort study

Figures

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  Fig 1. Flow diagram of patients in the validation study of ClassIntra

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  Fig 2. Multivariable hierarchical proportional odds model for the most severe postoperative complications according to the Clavien-Dindo classification (three categories for outcome: no postoperative complications, grades I-II, and grades III-V), adjusted for the most relevant confounders. ASA=American Society of Anesthesiologists’ physical status level