Platelet distribution wide (PDW)

Reference

Reference
Costongs GMP, Janson PCW, Bas BM, Hermans J, Brombach er PJ, Wersch JWJ, 1985, J Clin Chem Clin Biochem, 23, 69-76 , Short-term and long-term intra-individual variations and critical differences of haematological laboratory parameters

Scoring

Total Score

C2,7,8,10,13

Parameter Score
1. Scale A
2. Study Population C
3. Samples A
4. Measurand B
5. Pre-Analytical A
6. Replicate Analysis B
7. Steady State C
8. Outlier Analysis C
9. Normality B
10. Variance Homogeneity C
11. ANOVA B
12. CI A
13. No of Results C
14. Concentrations A
15. Total Score C2,7,8,10,13
Comment

Item Details

Parameter Score
Matrix Whole Blood EDTA
Measurand Platelet distribution wide (PDW)
Unit % / _
Overall Analytical Principle Method Flow cytometry - Laser
Number of Subjects 62
Number of Subjects included in BV estimation 62
Ethinicity Unknown
Age Mean / Median
Age Min 18.0
Age Max 57.0
Age SD
Number of Males
Number of Females
State of Well Being
Healthy (excl pregnant)
Diseases
Study Duration Length 1
Study Duration Units Day
Sampling Intervals, e.g. X sample(s) per Interval Unit
Interval Units Other
Sampling Times Start Time: 08.30
End Time: 16.30
Number of Samples 4
Average Number of Samples Used for BV Estimation 4.0
Average Number of Replicates 1.0
Estimates of CVi 0.0
Calculated Confidence Intervals of CVi Lower: 0.00, Upper: 2.21
Estimates of CVg
Calculated Confidence Intervals of CVg Lower: 0.00, Upper:
Analytical CV 3.4
Calculated Confidence Intervals of Analytical CV Lower: 2.65, Upper: 4.73
Measurand Mean 38.4
Measurand Min
Measurand Max
Measurand SD

Coding