Publications by authors named "Geller N"

A lack of documented criteria for determining which emergency patients should have blood crossmatched for possible transfusion led us to review the records of all patients for whom blood was crossmatched in the emergency unit of our hospital in 1977. Of 378 patients who had blood crossmatched for 1,230 units, only 105 (28%) received blood transfusions (331 units total). Variables showing relationship to transfusion of blood were consolidated into four criteria: 1) shock; 2) hematocrit less than 30%; 3) observed blood loss of at least 500 ml or grossly visible gastrointestinal bleeding; and 4) emergency surgery with anticipated blood loss.

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Analysis of utilization data from maternity units in a ten-county region in New York indicates that more small rural maternity units exist in that region than are needed. A mathematical model is used to ascertain optimal unit sizes, and criteria are developed by which units could be combined for more efficient use of facilities.

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