| Name | GHB (Haemoglobin A1c) | |
| Tube Type | Purple | |
| Reporting Units | mmol/mol | |
| Reference Range | 20-41 | |
| Availability | NDDH 9:00-17:30 | |
| Target turnaround time | 8 Hrs | |
| Special requirements & notes | – | |
| Patient preparation | – | |
| Volume required | 1 tube (4ml) | |
| If delayed transport to lab, store: | In refrigerator 2 – 8oC | |
| Factors affecting result interpretation | High red cell turnover can give falsely low results | |
| Time limit for add on test | 4 Days | |
| Pathology discipline | Haematology | |
| ‘Lab Tests Online’ link | https://labtestsonline.org.uk/tests/hba1c-test | |
GHB, Glycated Haemoglobin, HBA1c
Last updated: May 28, 2020