Since the introduction of the prospective payment system (PPS), anecdotal evidence has
accumulated that patients are leaving the hospital "quicker and sicker." We developed valid …

We compared patient outcomes before and after the introduction of the diagnosis related
groups (DRG)-based prospective payment system (PPS) in a nationally representative sample …

We developed explicit process criteria and scales for Medicare patients hospitalized with
congestive heart failure, myocardial infarction, pneumonia, cerebrovascular accident, and hip …

Objective. —To develop and test a method for comparing the appropriateness of
hysterectomy use in different health plans. Design. —Retrospective cohort study. Setting. —Seven …

Objective. —To determine the appropriateness of use of coronary artery bypass graft surgery
in New York State. Design. —Retrospective randomized medical record review. Setting. —…

Background. Readmission rates are often proposed as markers for quality of care. However,
a consistent link between readmissions and quality has not been established. Objective. To …

We measured quality of care before and after implementation of the prospective payment
system. We developed a structured implicit review form and applied it to a sample of 1366 …

We developed disease-specific measures of sickness at admission based on medical record
data to study mortality of Medicare patients with one of five conditions (congestive heart …

Objective. —To compare the appropriateness of coronary angiography and coronary artery
bypass graft (CABG) use between the United States and Canada. Design. —Retrospective …

We have conducted a nationally representative before-after study of the effects of the diagnosis
related groups—based prospective payment system (PPS) on quality of in-hospital care …