Background: Adjustment for comorbidities is common in performance benchmarking and risk
prediction. Despite the exponential upsurge in the number of articles citing or comparing …

Abstract The concept of Big Data is popular in a variety of domains. The purpose of this
review was to summarize the features, applications, analysis approaches, and challenges of …

Objectives: The report describes the strategic design, steps to full implementation and
outcomes achieved by the Western Australian Data Linkage System (WADLS), instigated in …

Background Surgical outcomes are influenced by co-morbidity. The Royal College of
Surgeons (RCS) Co-morbidity Consensus Group was convened to improve existing …

Objective: We hypothesized that deficiency in 25-hydroxyvitamin D before hospital
admission would be associated with all-cause mortality in the critically ill. Design …

Objective: Red cell distribution width is a predictor of mortality in the general population. The
prevalence of increased red cell distribution width and its significance in the intensive care …

BACKGROUND: Older patients undergoing emergency general surgery (EGS) experience
high rates of postoperative morbidity and mortality. Studies focused primarily on elective …

Background The performance of the Charlson and Elixhauser comorbidity measures in
predicting patient outcomes have been well validated with ICD-9 data but not with ICD-10 …

Objective: We hypothesized that deficiency in 25-hydroxyvitamin D at critical care initiation
would be associated with all-cause mortalities. Design: Two-center observational study …

Objectives To investigate the demographic and obstetric factors associated with the uptake
and success rate of vaginal birth after caesarean section (VBAC). Design Cohort study using …