N-telopeptide crosslinks (NTx)

Reference

Reference
Blomshon A, Hannon RA, Al-Dehaimi AW and Eastell R, 1995, XXIV European Symposium on Calcified Tissues, , , Short-term intraindividual variability of markers of bone turnover in healthy adults

Originally from this reference: XXIV European Symposium on Calcified Tissues, Blomshon A, Hannon RA, Al-Dehaimi AW and Eastell R, 1995


ID: 0172

Scoring

Total Score

C5,7,8,10,12,13

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 A
12. CI C
13. No of Results C
14. Concentrations B
15. Total Score C5,7,8,10,12,13
Comment

Item Details

Parameter Score
Matrix 24 Hour Urine
Measurand N-telopeptide crosslinks (NTx)
Unit Unknown / Unknown
Overall Analytical Principle Method Immunoassay; ELISA
Number of Subjects 10
Number of Subjects included in BV estimation 5
Ethinicity Unknown
Age Mean / Median
Age Min 23.0
Age Max 44.0
Age SD
Number of Males 5
Number of Females 5
State of Well Being Healthy (excl pregnant)
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 2.0
Estimates of CVi 17.0
Calculated Confidence Intervals of CVi Lower: 12.63, Upper: 25.01
Estimates of CVg 52.0
Calculated Confidence Intervals of CVg Lower: 31.84, Upper: 128.74
Analytical CV 6.5
Calculated Confidence Intervals of Analytical CV Lower: 5.10, Upper: 8.97
Measurand Mean
Measurand Min
Measurand Max
Measurand SD

Coding

Parameter Score
Healthy Population true
Adult Population true
Weekly Samplings false
Reviewed true
Published true
Gender for Meta-Analysis Mixed
Snomed CT
NPU
LOINC
Comment