Reference Values

WBC

Age 0 up to 4 days:  9.0-35.0 k/µL

Age 4 days up to 10 days:  5.0-21.0 k/µL

Age 10 days up to 15 days:  5.0-20.0 k/µL

Age 15 days up to 1 month:  5.0-19.5 k/µL

Age 1 month up to 7 months:  6.0-17.5 k/µL

Age 7 months up to 25 months:  6.0-17.0 k/µL

Age 25 months up to 5 years:  5.5-15.5 k/µL

Age 5 years up to 9 years:  5.0-14.5 k/µL

Age 9 years up to 13 years:  4.5-13.5 k/µL

Age 13 years up to 18 years:  4.5-13.0 k/µL

Over 18 years:  4.0-11.0 k/µL

Critical Value: <2.0 k/µL or >50.0 k/µL