Skip to main content

Advertisement

Table 1 Precision of serum bactericidal assay with four quality control sera

From: A high throughput serum bactericidal assay for antibodies to Haemophilus influenzae type b

   QCVH QCH QCM QCL
   Serum bactericidal index
Intra-assay variability (N = 5) Mean 2876 1348 1865 824
Standard deviation 252 191 333 314
Coefficient of variation (%) 9 14 18 38
Range 2507 ~ 3072 1118 ~ 1532 1554 ~ 2336 510 ~ 1260
Inter-assay variability (N = 11) Mean 2841 1099 1017 637
Standard deviation 1016 344 331 216
Coefficient of variation (%) 36 31 33 34
Range 1582 ~ 4376 538 ~ 1623 492 ~ 1444 514 ~ 1095
  1. N, number