Why the study?
What are the blood requirements for common elective surgical procedures to inform a maximum surgical blood order schedule?
Population
535,031 surgical patients treated in 300 United States hospitals during 1974
Design
Cohort
Authors
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May reduce unnecessary crossmatching in these procedures; supports MSBOS but leaves open prospective validation.
What are the blood requirements for common elective surgical procedures to inform a maximum surgical blood order schedule?
A preoperative type and screen order is adequate for most patients undergoing common procedures, supporting the use of a maximum surgical blood order schedule to limit excessive crossmatching.
Bruce A. Friedman (1979) studied this question.
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