Creatine Kinase

Reference

Reference
Costongs GMPJ, Janson PCW and Bas BM, 1985, J Clin Chem Clin Biochem, 23, 7-16 , Short-term and long-term intra-individual variations and critical differences of clinical chemical laboratory parameters

Scoring

Total Score

D4

Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand D
5. Pre-Analytical A
6. Replicate Analysis B
7. Steady State A
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
11. ANOVA B
12. CI A
13. No of Results C
14. Concentrations A
15. Total Score D4
Comment method not declared

Item Details

Parameter Score
Matrix Serum
Measurand Creatine Kinase
Unit U / L
Overall Analytical Principle Method Unknown
Number of Subjects 274
Number of Subjects included in BV estimation 274
Ethinicity Unknown
Age Mean / Median
Age Min 18.0
Age Max 53.0
Age SD
Number of Males 148
Number of Females 126
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 16
Study Duration Units Month
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Month
Sampling Times Start Time:
End Time:
Number of Samples 6
Average Number of Samples Used for BV Estimation 6.0
Average Number of Replicates
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