Creatinine

Reference

Reference
Gallagher SK, Johnson AK, Milne DB, 1992, Clin Chem, 38, 1449-53 , Short and long term variability of selected indices related to nutritional status. II. Vitamins, lipids, and protein indices

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 A
7. Steady State A
8. Outlier Analysis B
9. Normality B
10. Variance Homogeneity C
11. ANOVA A
12. CI A
13. No of Results A
14. Concentrations A
15. Total Score C10
Comment

Item Details

Parameter Score
Matrix Serum
Measurand Creatinine
Unit micromol / L
Overall Analytical Principle Method Spectrophotometry; UV/VISIBLE
Number of Subjects 5
Number of Subjects included in BV estimation 5
Ethinicity Caucasian
Age Mean / Median
Age Min 23.0
Age Max 38.0
Age SD
Number of Males 0
Number of Females 5
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 7
Study Duration Units Week
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
Sampling Times Start Time: 07:00
End Time: 09:00
Number of Samples 5
Average Number of Samples Used for BV Estimation 5.0
Average Number of Replicates 2.0
Estimates of CVi 8.4
Calculated Confidence Intervals of CVi Lower: 6.24, Upper: 12.35
Estimates of CVg 6.2
Calculated Confidence Intervals of CVg Lower: 1.32, Upper: 17.50
Analytical CV 3.2
Calculated Confidence Intervals of Analytical CV Lower: 2.51, Upper: 4.42
Measurand Mean 71.0
Measurand Min
Measurand Max
Measurand SD

Coding