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

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 10
Number of Subjects included in BV estimation 10
Ethinicity Caucasian
Age Mean / Median 41.8
Age Min 31.0
Age Max 50.0
Age SD
Number of Males 10
Number of Females
State of Well Being
Healthy (excl pregnant)
Diseases
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 10.5
Calculated Confidence Intervals of CVi Lower: 8.81, Upper: 12.80
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: 0.00, Upper:
Analytical CV 5.0
Calculated Confidence Intervals of Analytical CV Lower: 4.33, Upper: 5.92
Measurand Mean 0.465
Measurand Min
Measurand Max
Measurand SD

Coding