The impact of outliers on available resources in a teaching hospital in Colombia.

This letter describes the experience of long-stay patients and provides a perspective of the need for more studies on outliers' impact on health care.

Prospective monitoring improves outcomes of primary total hip replacement: a cohort study.

Background: Over the past decade several studies have questioned current standards of patient safety in health care delivery. In response, our institution started a clinical pathway for total hip replacement in 1996. Prospective monitoring with regular feedback sessions to the individuals involved in patient care did however not start until 2003.