Fig. 3From: Prognostic Nutritional Index (PNI) as a potential predictor and intervention target for perioperative ischemic stroke: a retrospective cohort studySubgroup analyses of the association between PNI and perioperative ischemic stroke. PNI, prognostic nutritional index; OR, odds ratio; CI, Confidence interval; ASA, American Society of Anesthesiologists classificationBack to article page