EFLM Biological Varation Database : BIVAC Minimum Data Set for Prostate specific antigen (PSA) EFLM Biological Variation

Prostate specific antigen (PSA)

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

Originally from this reference: BJU International, Boddy JL, Dev A, Pike DJ and Malone PR, 2004

ID: 0465

Scoring

Total Score

C_7,8,10,11,13

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	C_7,8,10,11,13
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)
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

Parameter	Score
Healthy Population	false
Adult Population	true
Weekly Samplings	true
Reviewed	true
Published	true
Gender for Meta-Analysis	Males
Snomed CT
NPU
LOINC
Comment

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