Aspartate transaminase (AST)

Included in meta analysis

Reference

Reference
Hölzel WGE, 1987, Clin Chem, 33, 57-61 , Intra-individual variation of some analytes in serum of patients with insulin-dependent diabetes mellitus

Originally from this reference: Clin Chem, Hölzel WGE, 1987


ID: 0072

Scoring

Total Score

C4,8,13

Parameter Score
1. Scale A
2. Study Population A
3. Samples A
4. Measurand C
5. Pre-Analytical B
6. Replicate Analysis A
7. Steady State B
8. Outlier Analysis C
9. Normality A
10. Variance Homogeneity A
11. ANOVA B
12. CI A
13. No of Results C
14. Concentrations A
15. Total Score C4,8,13
Comment * no information about PLP

Item Details

Parameter Score
Matrix Serum
Measurand Aspartate transaminase (AST)
Unit micromol / L
Overall Analytical Principle Method Enzymatic analysis - Not specified
Number of Subjects 14
Number of Subjects included in BV estimation 14
Ethinicity Caucasian
Age Mean / Median 33.5
Age Min 20.0
Age Max 34.0
Age SD
Number of Males
Number of Females 14
State of Well Being Healthy (excl pregnant)
Study Duration Length 60
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
Sampling Times Start Time: 06:30
End Time: 08:00
Number of Samples 8
Average Number of Samples Used for BV Estimation 8.0
Average Number of Replicates 2.0
Estimates of CVi 9.74
Calculated Confidence Intervals of CVi Lower: 8.36, Upper: 11.52
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: 0.00, Upper:
Analytical CV 5.0
Calculated Confidence Intervals of Analytical CV Lower: 4.42, Upper: 5.75
Measurand Mean 0.367
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 Females
Snomed CT
NPU
LOINC
Comment same data paper 71
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