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HelpTest Code HCT Hematocrit
Alias
Hematocrit
Collection Method
Venous Collection
Container
Lavender EDTA tube
Instructions/Special Handling
None
Preferred Specimen
Lavender EDTA
Acceptable Specimes
- Whole Blood
- Lavender EDTA tube
Units
%
Reference Ranges
Male
| Age | Normal Range |
| 0 days - 3 days | 45.0 - 66.0% |
| 3 days - 14 days | 39.0 - 63.0% |
| 14 days - 1 month | 31.0 - 55.0% |
| 1 month - 6 months | 28.0 - 42.0% |
| 6 months - 2 years | 33.0 - 39.0% |
| 2 years - 6 years | 34.0 - 40.0% |
| 6 years - 12 years | 35.0 - 45.0% |
| >12 years | 38.9 - 50.3% |
Female
| Age | Normal Range |
| 0 days - 3 days | 45.0 - 66.0% |
| 3 days - 14 days | 39.0 - 63.0% |
| 14 days - 1 month | 31.0 - 55.0% |
| 1 month - 6 months | 28.0 - 42.0% |
| 6 months - 2 years | 33.0 - 39.0% |
| 2 years - 6 years | 34.0 - 40.0% |
| 6 years - 12 years | 35.0 - 45.0% |
| >12 years | 35.6 - 45.5% |
Critical Values
</=21.0%
Reasons for Rejection
| Hemolysis | N/A |
| Icterus | N/A |
| Lipemia | N/A |
| Other | QNS, Contaminated, Improperly labeled, Improper specimen type, Clotted |
Specimen Stability
| Ambient (15-25°C) | 24 hours |
| Refrigerated (2-8°C) | 7 days |
| Frozen (-20°C) | Unacceptable |
Performing Site
Boone Health Laboratory
Performance Information
| Days/Times Performed | Daily 24/7 |
| Expected Turn around Time | Same day |
| Methodology/Method Description | Sysmex - Hydrodynamic focusing and flow cytometry |
Panel Components
N/A