Decreased mortality for elective abdominal aortic aneurysm repair, carotid endarterectomy, lower extremity arterial bypass surgery, coronary artery bypass surgery, coronary angioplasty, heart transplantation, pediatric surgery and the treatment of AIDS.
For esophagectomy or pancreatic resection the rates of aspiration pneumonia, renal insufficiency and sepsis complications are lower than in low-volume hospitals.
Fewer urinary complications seen in patients with radical prostatectomy than in lower-volume hospitals.
In neonatal intensive care units in community hospitals mortality among very low birth weight infant is less in those facilities with high level of care and high volume of such patients.
In general, Medicaid, black, Hispanic and uninsured less likely to go to such hospitals and more likely to go to low volume hospitals compared to insured, whites and Medicare recipients.
30 day mortality rates for transcatheter aortic valve replacement are higher and more variable in hospitals with low procedural volume than in hospitals with a high procedural volume.