作者: Christian C. Apfel , Esa Läärä , Merja Koivuranta , Clemens-A. Greim , Norbert Roewer
DOI: 10.1097/00000542-199909000-00022
关键词:
摘要: BackgroundRecently, two centers have independently developed a risk score for predicting postoperative nausea and vomiting (PONV). This study investigated (1) whether scores are valid across (2) based on logistic regression coefficients can be simplified without