Erythrocytes

Reference

Reference
Yang D, Zhou Y and Yang C, 2017, Int J lab Hemat, 39, e37-e40 , Daytime biological variation of hematological parameters in a healthy Chinese population

Scoring

Total Score

C10,13

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

Item Details

Parameter Score
Matrix Whole Blood EDTA
Measurand Erythrocytes
Unit 10(12) / L
Overall Analytical Principle Method Flow cytometry - Laser
Number of Subjects 41
Number of Subjects included in BV estimation 41
Ethinicity Asian
Age Mean / Median
Age Min 21.0
Age Max 49.0
Age SD
Number of Males 21
Number of Females 20
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 1
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit 3
Interval Units Hour
Sampling Times Start Time: 06.30
End Time: 18.30
Number of Samples 5
Average Number of Samples Used for BV Estimation 5.0
Average Number of Replicates 2.0
Estimates of CVi 2.2
Calculated Confidence Intervals of CVi Lower: 1.98, Upper: 2.47
Estimates of CVg 9.3
Calculated Confidence Intervals of CVg Lower: 7.63, Upper: 11.88
Analytical CV 0.5
Calculated Confidence Intervals of Analytical CV Lower: 0.46, Upper: 0.55
Measurand Mean 4.54
Measurand Min
Measurand Max
Measurand SD

Coding