pISSN 1738-3544eISSN 2288-1662
pISSN 1738-3544eISSN 2288-1662
pISSN 1738-3544Individual adjustment of general IQC frequency recommendations
| Analyte | IQC frequency |
|---|---|
| Cholesterol | Monthly |
| CRP | Weekly |
| D-dimer | Weekly |
| Glucose | Weekly |
| Group A streptococcus antigen | Monthly |
| HbA1c | Weekly |
| Helicobacter pylori antibody | Occasionally |
| Hematology | Daily |
| Hemoglobin | Weekly |
| INR | Weekly |
| Mononucleosis antibody | Occasionally |
| Occult blood in feces | Weekly |
| Pregnancy test | Occasionally |
| SARS-CoV-2 antigen | Weekly |
| Troponin T | Weekly |
| Urine albumin/ACR | Weekly |
| Urine test strip | Monthly |
Abbreviations: CRP, C-reactive protein; HbA1c, glycosylated hemoglobin; ACR, albumin-creatinine ratio; INR, international normalized ratio; IQC, internal quality control.
Adapted from the article of Gidske et al (Clin Chem Lab Med 2022;60:740-747) [23].
