For blood loss estimations, enter information in the boxes below. Those in blue are required:

Premature infants
Term Newborns
1 to 12 months
1 to 3 years [required]
4 to 6 years
7 to 18 years
Blood volume for patient's age:
Weight (kg): [required]
Pre-Op Hematocrit: [required]
Post-Op Hematocrit:
Estimated Blood Loss:
Estimated % blood loss:

For blood transfusions, enter information in the boxes below: [age and weight are also required]

Current hematocrit: Desired hematocrit: Hematocrit of PRBC's:

Note: This program is only to be used as a guideline. See "About" for more information.