EFLM Biological Varation Database : BIVAC Minimum Data Set for Chloride EFLM Biological Variation

Chloride

Reference

Statland BE, Winkel P and Bokelund H, 1973, Clin Chem, 19, 1374-9 , Factors contributing to intra-individual variation of serum constituents: 1. within-day variation of serum constituents in healthy subjects

Scoring

Total Score

C_8,13

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	B
8. Outlier Analysis	C
9. Normality	B
10. Variance Homogeneity	A
11. ANOVA	B
12. CI	A
13. No of Results	C
14. Concentrations	A
15. Total Score	C_8,13
Comment

Item Details

Parameter	Score
Matrix	Serum
Measurand	Chloride
Unit	mmol / L
Overall Analytical Principle Method	Spectrophotometry; UV/VISIBLE
Number of Subjects	11
Number of Subjects included in BV estimation	11
Ethinicity	Unknown
Age Mean / Median
Age Min	21.0
Age Max	27.0
Age SD
Number of Males	11
Number of Females
State of Well Being	Healthy (excl pregnant)
Study Duration Length	1
Study Duration Units	Day
Sampling Intervals, e.g. X sample(s) per Interval Unit	3
Interval Units	Hour
Sampling Times	Start Time: 08:00 End Time: 14:00
Number of Samples	3
Average Number of Samples Used for BV Estimation	3.0
Average Number of Replicates	2.0
Estimates of CVi	2.4
Calculated Confidence Intervals of CVi	Lower: 1.16, Upper: 3.87
Estimates of CVg	4.4
Calculated Confidence Intervals of CVg	Lower: 2.80, Upper: 7.84
Analytical CV	2.6
Calculated Confidence Intervals of Analytical CV	Lower: 2.10, Upper: 3.42
Measurand Mean	101.3
Measurand Min
Measurand Max
Measurand SD

Coding

© 2018 - 2019 This website and its content is copyright of EFLM. All rights reserved. Any redistribution or reproduction of part or all of the contents in any form is prohibited other than the following: you may print or download to a local hard disk extracts for your personal and non-commercial use only you may copy the content to individual third parties for their personal use, but only if you acknowledge the website as the source of the material You may not, except with our express written permission, distribute or commercially exploit the content. Nor may you transmit it or store it in any other website or other form of electronic retrieval system.