Troponin I, cardiac - high-sensitive (biweekly-monthly sampling)


Goldberg J, Iriarte B, Prostko J, Frias E, Ravalico T and Hebbar S, 2011, Clin Chem, 57 (10) suppl, C-04 , Short and long-term biological variability of troponin I determined using the Architect Stat high sensitive troponin-I assay


Total Score


Parameter Score
1. Scale A
2. Study Population C
3. Samples A
4. Measurand A
5. Pre-Analytical A
6. Replicate Analysis A
7. Steady State B
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
12. CI A
13. No of Results A
14. Concentrations A
15. Total Score C2,8,10
Comment Abbott. Results <LoD not excluded

Item Details

Parameter Score
Matrix Serum
Measurand Troponin I, cardiac - high-sensitive (biweekly-monthly sampling)
Unit ng / L
Overall Analytical Principle Method Immunoassay; Not specified
Number of Subjects 25
Number of Subjects included in BV estimation 24
Ethinicity Caucasian
Age Mean / Median
Age Min
Age Max
Age SD
Number of Males
Number of Females
State of Well Being
Healthy (excl pregnant)
Study Duration Length 6
Study Duration Units Hour
Sampling Intervals, e.g. X sample(s) per Interval Unit 2
Interval Units Hour
Sampling Times Start Time:
End Time:
Number of Samples 2
Average Number of Samples Used for BV Estimation 2.0
Average Number of Replicates 2.0
Estimates of CVi 24.4
Calculated Confidence Intervals of CVi Lower: 17.24, Upper: 35.83
Estimates of CVg 124.0
Calculated Confidence Intervals of CVg Lower: 96.08, Upper: 173.49
Analytical CV 16.8
Calculated Confidence Intervals of Analytical CV Lower: 14.01, Upper: 20.99
Measurand Mean 1.88
Measurand Min
Measurand Max
Measurand SD