Population-based registries may provide data complementary to that from basic science and
clinical intervention studies, all of which are essential for establishing recommendations for …

Importance Significant controversy exists regarding whether physicians factor personal
financial considerations into their clinical decision making. Within oncology, several …

The root causes of regional variation in medical spending are poorly understood and vary by
clinical condition. To identify drivers of regional spending variation for Medicare patients with …

Objective: To evaluate at a national level the incidence of liver resection, postoperative
mortality, and variables that predict this outcome. Background: Data on indications of and …

Background: A substantial proportion of cancer-related mortality is attributable to recurrent,
not de novo metastatic disease, yet we know relatively little about these patients. To fill this …

BACKGROUND Surgeon and hospital factors are associated with the survival of patients
treated for rectal cancer. The relative contribution of each of these factors toward …

Timely diagnosis and care are major determinants of the outcome in acute promyelocytic
leukaemia (APL), a malignancy whose incidence may be increasing. The C anadian C …

Prescription drug shortages began to increase markedly in the mid‐2000s, including sterile
injectable products such as chemotherapy drugs. Using Medicare claims linked to …

Purpose Use of needle biopsy is a proposed quality measure in the diagnosis and treatment
of breast cancer, yet prior literature documents underuse. Nationally, little is known …

We investigate the role of physician agency in determining health care supply and patient
outcomes. We show that an increase in health care supply due to a change in private …