Thyroxine - free (FT4)

Reference

Reference
Polo MJ, Ricós C, Catalán R, Juvany R, 1992, Med Clin, 99, 529-31 , Aplicación clínica de los datos de variabilidad biológica de las hormonas tiroideas

Scoring

Total Score

C12

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 A
9. Normality B
10. Variance Homogeneity A
11. ANOVA A
12. CI C
13. No of Results A
14. Concentrations A
15. Total Score C12
Comment

Item Details

Parameter Score
Matrix Serum
Measurand Thyroxine - free (FT4)
Unit pmol / ug
Overall Analytical Principle Method Immunoassay; Time-resolved immunofluorometric assay (TR-IMFA)
Number of Subjects 25
Number of Subjects included in BV estimation 25
Ethinicity Caucasian
Age Mean / Median
Age Min 25.0
Age Max 54.0
Age SD
Number of Males 13
Number of Females 12
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 1.0
Estimates of CVi 5.6
Calculated Confidence Intervals of CVi Lower: , Upper:
Estimates of CVg 12.3
Calculated Confidence Intervals of CVg Lower: 0.00, Upper:
Analytical CV
Calculated Confidence Intervals of Analytical CV Lower: , Upper:
Measurand Mean 21.3
Measurand Min
Measurand Max
Measurand SD

Coding