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HCT (Hematocrit)
MessageAn EDTA micro-container filled above the 250 mL line is adequate for testing. Do not fill above the 500 ml line. Mix specimen to avoid clots.
Test Code
HCT
Preferred Specimen
0.01 mL Whole Blood EDTA Lavender top
Instructions
"Optimal draw is a lavender top (EDTA) tube drawn to capacity. Must be filled to a minimum of one-half full for acceptable results.
Testing Frequency: 24/7"
Testing Frequency: 24/7"
Transport Container
LAVender, EDTA
Transport Temperature
ASAP to Lab, refrig or Room Temp/DO not freeze
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24 hours at Room Temp
Methodology
Cummulative Pulse Height Detection
Reference Range
"M Up to 14 Days 39.8 - 53.6 %
M Up to 30 Days 30.5 - 45 %
M Up to 60 Days 26.8 - 37.5 %
M Up to 6 Months 28.6 - 37.2 %
M Up to 2 Years 30.8 - 37.8 %
M Up to 6 Years 31 - 37.7 %
M Up to 12 Years 32.2 - 39.8 %
M Up to 18 Years 33.9 - 43.5 %
M Up to 999 Years 40 - 54 %
F Up to 14 Days 39.6 - 57.2 %
F Up to 30 Days 32 - 44.5 %
F Up to 60 Days 27.7 - 35.1 %
F Up to 6 Months 29.5 - 37.1 %
F Up to 2 Years 30.9 - 37.9 %
F Up to 6 Years 31.2 - 37.8 %
F Up to 12 Years 32.4 - 39.5 %
F Up to 18 Years 33.4 - 40.4 %
F Up to 999 Years 35 - 49 %"
M Up to 30 Days 30.5 - 45 %
M Up to 60 Days 26.8 - 37.5 %
M Up to 6 Months 28.6 - 37.2 %
M Up to 2 Years 30.8 - 37.8 %
M Up to 6 Years 31 - 37.7 %
M Up to 12 Years 32.2 - 39.8 %
M Up to 18 Years 33.9 - 43.5 %
M Up to 999 Years 40 - 54 %
F Up to 14 Days 39.6 - 57.2 %
F Up to 30 Days 32 - 44.5 %
F Up to 60 Days 27.7 - 35.1 %
F Up to 6 Months 29.5 - 37.1 %
F Up to 2 Years 30.9 - 37.9 %
F Up to 6 Years 31.2 - 37.8 %
F Up to 12 Years 32.4 - 39.5 %
F Up to 18 Years 33.4 - 40.4 %
F Up to 999 Years 35 - 49 %"