Lactate dehydrogenase (LDH) activity

Reference

Reference
Lacher DA, Hughes JP and Carroll MD, 2005, Clin Chem, 51, 450-2 , Estimate of biological variation of laboratory analytes based on the third National Health and Nutrition Examination Survey

Scoring

Total Score

D4

Parameter Score
1. Scale A
2. Study Population B
3. Samples A
4. Measurand D
5. Pre-Analytical B
6. Replicate Analysis B
7. Steady State B
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
11. ANOVA B
12. CI C
13. No of Results C
14. Concentrations A
15. Total Score D4
Comment

Item Details

Parameter Score
Matrix Serum
Measurand Lactate dehydrogenase (LDH) activity
Unit U / L
Overall Analytical Principle Method Unknown
Number of Subjects
Number of Subjects included in BV estimation 2076
Ethinicity Unknown
Age Mean / Median
Age Min
Age Max
Age SD
Number of Males
Number of Females
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 6
Study Duration Units Year
Sampling Intervals, e.g. X sample(s) per Interval Unit
Interval Units Other
Sampling Times Start Time:
End Time:
Number of Samples 2
Average Number of Samples Used for BV Estimation
Average Number of Replicates 1.0
Estimates of CVi
Calculated Confidence Intervals of CVi Lower: , Upper:
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: , Upper:
Analytical CV
Calculated Confidence Intervals of Analytical CV Lower: , Upper:
Measurand Mean
Measurand Min
Measurand Max
Measurand SD

Coding