C-terminal cross-linked telopeptide of type I collagen (CTX)

Reference

Reference
Takahashi M, Kawana K and Nagano A, 2002, Endocrin Res, 28(3), 257-64 , Biological variability of biochemical markers of bone turnover in healthy women

Scoring

Total Score

C5,7,8,10,11,12,13

Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand A
5. Pre-Analytical C
6. Replicate Analysis B
7. Steady State C
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
11. ANOVA C
12. CI C
13. No of Results C
14. Concentrations B
15. Total Score C5,7,8,10,11,12,13
Comment

Item Details

Parameter Score
Matrix Serum
Measurand C-terminal cross-linked telopeptide of type I collagen (CTX)
Unit pmol / L
Overall Analytical Principle Method Immunoassay; ELISA
Number of Subjects 10
Number of Subjects included in BV estimation 10
Ethinicity Unknown
Age Mean / Median 31.1
Age Min 26.0
Age Max 41.0
Age SD
Number of Males
Number of Females 10
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 5
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Day
Sampling Times Start Time:
End Time:
Number of Samples 5
Average Number of Samples Used for BV Estimation 5.0
Average Number of Replicates
Estimates of CVi 11.4
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