Access to timely, risk-adjusted measures of transplant center outcomes is crucial for program quality improvement. The cumulative summation technique (CUSUM) has been proposed as a sensitive tool to detect persistent, clinically relevant changes in transplant center performance over time. Scientific Registry of Transplant Recipients data for adult kidney and liver transplants (1/97 to 12/01) we...

quality control plays an important role in increasing the product quality. fuzzy control charts are more sensitive than shewhart control chart. hence, the correct use of fuzzy control chart leads to producing better-quality products. this area is complex because it involves a large scope of industries, and information is not well organized. in this research, we provide a literature review of th...

INTRODUCTION Dutch cardiovascular disease (CVD) prevention guidelines recommend the use of modified SCORE risk charts to estimate 10-year risk of fatal and nonfatal CVD (myocardial infarction, cerebrovascular disease and congestive heart failure). This combined risk is derived from the SCORE mortality risk using multipliers. These multipliers have been shown to underestimate overall CVD risk. W...

OBJECTIVES To assess the variation in risk-adjusted 30-day postoperative mortality for patients with colorectal cancer between hospital trusts within the English NHS. DESIGN Retrospective cross-sectional population-based study of data extracted from the National Cancer Data Repository. SETTING All providers of major colorectal cancer surgery within the English NHS. PARTICIPANTS All 160,92...

information technology is one of the largest and most important human achievements in the present era whose influence on most human activities is undeniable. the traditional education system is being affected by the information technology and it is now turning into an electronic education system. one of the newest issues in the field of electronic education is the effects of web page achievemen...