Ferritin

Included in meta analysis

Reference

Reference
Lacher DA, Hughes JP and Carroll MD, 2010, National Health Statistics Reports , 21, , Biological variation of laboratory analytes based on the 1999–2002 National Health and Nutrition Examination Survey

Scoring

Total Score

C10

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

Item Details

Parameter Score
Matrix Serum
Measurand Ferritin
Unit ug / L
Overall Analytical Principle Method Turbidimetry
Number of Subjects 796
Number of Subjects included in BV estimation 796
Ethinicity Hispanic or Latino
Age Mean / Median
Age Min 16.0
Age Max 69.0
Age SD
Number of Males
Number of Females
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 36
Study Duration Units Month
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
Sampling Times Start Time:
End Time:
Number of Samples 5
Average Number of Samples Used for BV Estimation 2.0
Average Number of Replicates 1.0
Estimates of CVi 21.8
Calculated Confidence Intervals of CVi Lower: 20.76, Upper: 22.95
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: , Upper:
Analytical CV 3.2
Calculated Confidence Intervals of Analytical CV Lower: 2.88, Upper: 3.59
Measurand Mean 94.1
Measurand Min
Measurand Max
Measurand SD

Coding