Table 3.
Summary Statistics for the Interlaboratory Reproducibility of BD FACSVia System
| LMF statistics of HLA‐B27 FITC per study site | ||||||||
|---|---|---|---|---|---|---|---|---|
| Donor type |
Study Site |
N | Mean | SD | CV% | Minimum | Median | Maximum |
|
HLA‐B27 negative |
BCW | 30 | 137.13 | 1.87 | 1.36 | 134.00 | 137.00 | 141.00 |
| MED | 30 | 136.13 | 1.36 | 1.00 | 134.00 | 136.00 | 138.00 | |
| USC | 30 | 134.40 | 1.73 | 1.29 | 130.00 | 134.00 | 138.00 | |
| HLA‐B27 positive | BCW | 30 | 173.00 | 1.62 | 0.94 | 170.00 | 173.00 | 176.00 |
| MED | 30 | 173.73 | 1.51 | 0.87 | 172.00 | 173.00 | 177.00 | |
| USC | 30 | 172.23 | 2.36 | 1.37 | 167.00 | 173.00 | 178.00 | |
Note: (a) BCW (BloodCenter of Wisconsin), USC (University of Southern California), MED (MedLab of BD Life Sciences). (b) CV% was calculated as SD/mean*100.