Cortisol

Reference

Reference
Ahokoski O, Virtanen A, Kairisto V, Scheinin H, Huupponen R, Irjala K, 1999, Clin Chem, 45(7), 1097-9 , Biological day-to-day variation and reference change limits of serum cortisol and aldosterone in healthy young men on unrestricted diets.

Scoring

Total Score

C7,8,10,13

Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand A
5. Pre-Analytical B
6. Replicate Analysis B
7. Steady State C
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
11. ANOVA A
12. CI A
13. No of Results C
14. Concentrations A
15. Total Score C7,8,10,13
Comment

Item Details

Parameter Score
Matrix Serum
Measurand Cortisol
Unit nmol / L
Overall Analytical Principle Method Immunoassay; RIA
Number of Subjects 31
Number of Subjects included in BV estimation 31
Ethinicity Unknown
Age Mean / Median 23.0
Age Min 20.0
Age Max 34.0
Age SD
Number of Males 31
Number of Females
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 2
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Day
Sampling Times Start Time: 08:00
End Time:
Number of Samples 2
Average Number of Samples Used for BV Estimation
Average Number of Replicates 1.0
Estimates of CVi 13.0
Calculated Confidence Intervals of CVi Lower: 3.39, Upper: 18.17
Estimates of CVg 12.0
Calculated Confidence Intervals of CVg Lower: 5.13, Upper: 18.35
Analytical CV 6.5
Calculated Confidence Intervals of Analytical CV Lower: 4.19, Upper: 14.31
Measurand Mean 602.0
Measurand Min
Measurand Max
Measurand SD

Coding