Platelet larger cell ratio (P-LCR)

Included in meta analysis


Buoro S, Seghezzi M, Manenti B, Pacioni A, Carobene A, Ceriotti F, Ottomano C and Lippi G, 2017, Clin Chim Acta, 470, 125-32 , Biological variation of platelet parameters determined by Sysmex XN hematology analizer


Total Score


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 A
8. Outlier Analysis A
9. Normality A
10. Variance Homogeneity A
12. CI A
13. No of Results A
14. Concentrations A
15. Total Score A1,2,3,4,5,6,7,8,9,10,11,12,13,14

Item Details

Parameter Score
Matrix Whole Blood EDTA
Measurand Platelet larger cell ratio (P-LCR)
Unit % / %
Overall Analytical Principle Method Calculated
Number of Subjects 21
Number of Subjects included in BV estimation 21
Ethinicity Caucasian
Age Mean / Median 46.6
Age Min 26.0
Age Max 64.0
Age SD
Number of Males 9
Number of Females 12
State of Well Being
Healthy (excl pregnant)
Study Duration Length 5
Study Duration Units Week
Sampling Intervals, e.g. X sample(s) per Interval Unit 1
Interval Units Week
Sampling Times Start Time: 08.00
End Time: 08.30
Number of Samples 5
Average Number of Samples Used for BV Estimation 5.0
Average Number of Replicates 1.98
Estimates of CVi 7.02
Calculated Confidence Intervals of CVi Lower: 6.01, Upper: 8.37
Estimates of CVg 20.7
Calculated Confidence Intervals of CVg Lower: 15.78, Upper: 29.77
Analytical CV 2.94
Calculated Confidence Intervals of Analytical CV Lower: 2.59, Upper: 3.41
Measurand Mean 30.5
Measurand Min
Measurand Max
Measurand SD