Objective: Development of an aggregate quality index to evaluate hospital performance in cardiovascular events treatment. Methods: We applied a two-stage regression approach using an accelerated failure time model based on variance weights to estimate hospital quality over four cardiovascular...

European COvid Survey (ECOS), a longitudinal study spanning eight European countries, was initiated early in the COVID-19 pandemic. Its purpose was to comprehend public perceptions, trust, knowledge, and behaviors related to COVID-19, including vaccination. The study aimed to enable timely...

Cross-country comparisons of costs and quality between hospitals are often made at the macro level. The goal of this study was to explore methods to compare micro-level data from hospitals in different health care systems. To do so, we developed a multi-level framework in combination with a...