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


Apple FS, Murakami MM, Wians FH, Ler R, Kaczmarek JM and Wu AHB, 2011, Clin Chem, 57, C-05 , Short-term biological variation of cardiac troponin I measured with three high-sensitive assays


Total Score


Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand A
5. Pre-Analytical A
6. Replicate Analysis B
7. Steady State B
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
12. CI A
13. No of Results C
14. Concentrations A
15. Total Score C8,10,11,13
Comment ABBOTT . All results > LoD

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 12
Number of Subjects included in BV estimation 12
Ethinicity Caucasian
Age Mean / Median
Age Min 23.0
Age Max 54.0
Age SD
Number of Males 6
Number of Females 6
State of Well Being
Healthy (excl pregnant)
Study Duration Length 4
Study Duration Units Hour
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Hour
Sampling Times Start Time:
End Time:
Number of Samples 4
Average Number of Samples Used for BV Estimation 4.0
Average Number of Replicates 1.0
Estimates of CVi 15.2
Calculated Confidence Intervals of CVi Lower: 0.00, Upper: 23.11
Estimates of CVg 70.5
Calculated Confidence Intervals of CVg Lower: 50.05, Upper: 117.11
Analytical CV 13.8
Calculated Confidence Intervals of Analytical CV Lower: 8.27, Upper: 39.66
Measurand Mean 3.5
Measurand Min
Measurand Max
Measurand SD