PURPOSE: We evaluated (i) how combining comorbid conditions identified from Medicare
inpatient or physician claims into a single comorbidity index compared with three other …

PURPOSE Despite the efficacy of buprenorphine-naloxone for the treatment of opioid use
disorders, few physicians in Washington State use this clinical tool. To address the acute need …

Background: Numerous measures of comorbidity have been developed for health services
research with administrative claims. Objective: We sought to compare the performance of 4 …

Context: Cancer care requires specialty surgical and medical resources that are less likely to
be found in rural areas. Purpose: To examine the travel patterns and distances of rural and …

Background: Black–white disparities exist in receipt of recommended medical care, including
colorectal cancer treatment. This retrospective cohort study examines the degree to which …

BACKGROUND. Providing appropriate surgical treatment for women with ovarian cancer is
one of the most effective ways to improve ovarian cancer outcomes. In this study, the authors …

Objective: To compare health maintenance procedure rates of Medicare patients with
different levels of disability. Study Design: Observational study analyzing data from the 1995 …

Objective: To describe unplanned procedures following colorectal cancer surgery that might
be used as intermediate outcome measures, and to determine their association with …

Hypothesis Although numerous studies have demonstrated an association between surgical
volume and improved outcome in cancer surgery, the specific structures and mechanisms …

Context.—Despite increased emphasis on primary care in the United States, most care
continues to be provided by specialists. The extent to which specialists incorporate elements of …