Background Before considering whether to use a multivariable (diagnostic or prognostic)
prediction model, it is essential that its performance be evaluated in data that were not used to …

Background Survivors of critical illness often have a prolonged and disabling form of cognitive
impairment that remains inadequately characterized. Methods We enrolled adults with …

Background Bronchopulmonary dysplasia (BPD) is a common complication of preterm birth.
Very different models using clinical parameters at an early postnatal age to predict BPD …

Context The evidence that measurement of the common carotid intima-media thickness (CIMT)
improves the risk scores in prediction of the absolute risk of cardiovascular events is …

Materials and Methods This retrospective cohort study included children undergoing pediatric
urological surgery in the years 1987, 1991, 1993, and 1995 in the academic pediatric …

Context Prophylactic corticosteroids are often administered during cardiac surgery to attenuate
the inflammatory response to cardiopulmonary bypass and surgical trauma; however, …

Importance The value of measuring levels of glycated hemoglobin (HbA 1c ) for the
prediction of first cardiovascular events is uncertain. Objective To determine whether adding …

IMPLICATIONS: Preoperative anxiety is associated with postoperative nausea and vomiting,
but the association is weak. Routine measurement of anxiety does not seem warranted if …

Results All multiple-imputation methods except the basic one more closely approximated
actual BCr than did eGFR 75. Total AKI misclassification was lower with multiple imputation (…

Objective: The aim of this study was to determine whether surgery and anesthesia exposure
is an independent risk factor for cognitive impairment after major noncardiac surgery …