Hierarchical Generalized Linear Models in the Analysis of Variations in Health Care Utilization
医疗服务利用差异分析中的层级广义线性模型
In recent years many studies have reported large differences in the use of medical treatments and procedures across geographic regions, hospitals, and individual health care providers. Beyond reporting on the extent of observed variations, these studies examine the role of contributing factors including patient, regional, and provider characteristics. In addition, they may assess the relation between health care processes and outcomes, such as patient mortality, morbidity,…