Parathyroid hormone


Gardham C, Stevens PE, Delaney MP, LeRoux M, Coleman A and Lamb E, 2010, CliniJ Am Soc Nephrol, 5, 1261-7 , Variability of Parathyroid hormone ond other markers of bone mineral metabolism in patients receiving hemodialysis


Total Score


Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand A
5. Pre-Analytical A
6. Replicate Analysis A
7. Steady State A
8. Outlier Analysis A
9. Normality B
10. Variance Homogeneity C
12. CI A
13. No of Results A
14. Concentrations A
15. Total Score C10

Item Details

Parameter Score
Matrix Plasma
Measurand Parathyroid hormone
Unit ng / L
Overall Analytical Principle Method Immunoassay; ELISA
Number of Subjects 22
Number of Subjects included in BV estimation 19
Ethinicity Unknown
Age Mean / Median 67.7
Age Min 42.0
Age Max 90.0
Age SD 12.3
Number of Males 11
Number of Females 11
State of Well Being
Non-healthy (excl pregnant)
Study Duration Length 6
Study Duration Units Week
Sampling Intervals, e.g. X sample(s) per Interval Unit 2
Interval Units Week
Sampling Times Start Time: 08:00
End Time: 10:00
Number of Samples 12
Average Number of Samples Used for BV Estimation 12.0
Average Number of Replicates 2.0
Estimates of CVi 30.2
Calculated Confidence Intervals of CVi Lower: 27.50, Upper: 33.47
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: , Upper:
Analytical CV 6.32
Calculated Confidence Intervals of Analytical CV Lower: 5.79, Upper: 6.96
Measurand Mean 131.0
Measurand Min
Measurand Max
Measurand SD 109.0