Haemoglobin A1c (HbA1c)


Ucar F, Erden G, Ginis Z, Ozturk G, Szser S, Gurler M and Guneyk A, 2013, Clin Biochem, 46, 1548-53 , Estimation of biological variation and reference change value of glycated hemoglobin (HbA1c) when two analytical methods are used

Originally from this reference: Clin Biochem, Ucar F, Erden G, Ginis Z, Ozturk G, Szser S, Gurler M and Guneyk A, 2013

ID: 0306


Total Score


Parameter Score
1. Scale B
2. Study Population A
3. Samples A
4. Measurand A
5. Pre-Analytical A
6. Replicate Analysis A
7. Steady State B
8. Outlier Analysis A
9. Normality B
10. Variance Homogeneity C
12. CI C
13. No of Results A
14. Concentrations A
15. Total Score C10,12

Item Details

Parameter Score
Matrix Whole Blood EDTA
Measurand Haemoglobin A1c (HbA1c)
Unit ug / ug
Overall Analytical Principle Method Spectrophotometry; UV/VISIBLE
Number of Subjects 20
Number of Subjects included in BV estimation 20
Ethinicity Unknown
Age Mean / Median 33.82
Age Min 27.0
Age Max 41.0
Age SD
Number of Males
Number of Females 20
State of Well Being Healthy (excl pregnant)
Study Duration Length 3
Study Duration Units Month
Sampling Intervals, e.g. X sample(s) per Interval Unit
Interval Units Month
Sampling Times Start Time:
End Time:
Number of Samples 4
Average Number of Samples Used for BV Estimation 4.0
Average Number of Replicates 2.0
Estimates of CVi 1.23
Calculated Confidence Intervals of CVi Lower: 0.00, Upper: 2.34
Estimates of CVg 5.75
Calculated Confidence Intervals of CVg Lower: 4.30, Upper: 8.43
Analytical CV 3.49
Calculated Confidence Intervals of Analytical CV Lower: 3.02, Upper: 4.13
Measurand Mean 5.37
Measurand Min
Measurand Max
Measurand SD


Parameter Score
Healthy Population true
Adult Population true
Weekly Samplings true
Reviewed true
Published true
Gender for Meta-Analysis Females
Snomed CT
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