Ricós C and Arbós MA, 1990, Ann Clin Biochem, 27, 353-8 , Quality goals for hormone testing


Total Score


Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand C
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 A
14. Concentrations B
15. Total Score C4,8,10

Item Details

Parameter Score
Matrix Serum
Measurand Estradiol
Unit _ / _
Overall Analytical Principle Method Immunoassay; RIA
Number of Subjects 6
Number of Subjects included in BV estimation 6
Ethinicity Caucasian
Age Mean / Median
Age Min 25.0
Age Max 40.0
Age SD
Number of Males 6
Number of Females
State of Well Being
Healthy (excl pregnant)
Study Duration Length 1
Study Duration Units Week
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Day
Sampling Times Start Time:
End Time:
Number of Samples 7
Average Number of Samples Used for BV Estimation 7.0
Average Number of Replicates 2.0
Estimates of CVi 21.7
Calculated Confidence Intervals of CVi Lower: 17.54, Upper: 28.32
Estimates of CVg 24.4
Calculated Confidence Intervals of CVg Lower: 14.24, Upper: 56.12
Analytical CV 4.7
Calculated Confidence Intervals of Analytical CV Lower: 3.88, Upper: 5.97
Measurand Mean
Measurand Min
Measurand Max
Measurand SD