g-glutamyl transferase activity

Included in meta analysis

Reference

Reference
Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013, Clin Chem Lab Med, 51, 851-62 , Biological variation and reference change value of common clinical chemistry and haematologic laboratory analytes in the eldery population

Originally from this reference: Clin Chem Lab Med, Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013


ID: 0246

Scoring

Total Score

C8,13,

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 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 C8,13,
Comment C

Item Details

Parameter Score
Matrix Serum
Measurand g-glutamyl transferase activity
Unit micromol / L
Overall Analytical Principle Method Enzymatic analysis - IFCC method
Number of Subjects 56
Number of Subjects included in BV estimation 56
Ethinicity Caucasian
Age Mean / Median
Age Min 19.0
Age Max 49.0
Age SD
Number of Males 56
Number of Females
State of Well Being Healthy (excl pregnant)
Study Duration Length 30
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
Sampling Times Start Time: 08:00
End Time: 10:00
Number of Samples 4
Average Number of Samples Used for BV Estimation 4.0
Average Number of Replicates 1.0
Estimates of CVi 13.4
Calculated Confidence Intervals of CVi Lower: 11.53, Upper: 15.29
Estimates of CVg 43.0
Calculated Confidence Intervals of CVg Lower: 36.09, Upper: 53.00
Analytical CV 5.6
Calculated Confidence Intervals of Analytical CV Lower: 4.33, Upper: 7.93
Measurand Mean 0.42
Measurand Min
Measurand Max
Measurand SD

Coding

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