St. Paul's Hospital Emergency Department The Continuous Pursuit of Excellence in Patient Care and Academic Emergency Medicine

These 2 articles showed that CPR is not often performed per protocol.  They stop short of showing that the quality of CPR affects pt outcomes, but this is strongly implied.

In Hospital CPR

JAMA. 2005;293:305-310. (Link)

Out of Hosptial CPR

JAMA. 2005;293:299-304. (Link)