Prostate specific antigen (PSA)

Reference

Reference
Boddy JL, Dev A, Pike DJ and Malone PR, 2004, BJU International, 93(6), 735-8 , Intra-individual variation of sèrum prostate specific antigen levels in men with benign prostate biòpsies

Scoring

Total Score

C7,8,10,11,13

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

Item Details

Parameter Score
Matrix Serum
Measurand Prostate specific antigen (PSA)
Unit ng / mL
Overall Analytical Principle Method Chemiluminescence
Number of Subjects 14
Number of Subjects included in BV estimation 14
Ethinicity Unknown
Age Mean / Median 65.0
Age Min
Age Max
Age SD
Number of Males 14
Number of Females 0
State of Well Being
Non-healthy (excl pregnant)
Diseases
Study Duration Length 4
Study Duration Units Week
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
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 14.1
Calculated Confidence Intervals of CVi Lower: 7.72, Upper: 18.39
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: , Upper:
Analytical CV 5.3
Calculated Confidence Intervals of Analytical CV Lower: 3.31, Upper: 13.00
Measurand Mean 2.5
Measurand Min 0.0
Measurand Max 4.0
Measurand SD

Coding