Fig. 3From: Improving agreement of ASA physical status class between pre-anesthesia screening and day of surgery by adding institutional-specific and ASA-approved examples: a quality improvement projectInterrater agreement measured with weighted Kappa coefficient and 95% confidence intervals. The level of agreement for post-intervention was moderate to strong and significantly higher than pre-intervention for all patients and for adult and pediatric groups. Weighted Kappa measures interrater agreement excluding chance agreementBack to article page