TABLE 3.

Overall summary results of estimates, with 95% confidence limits, for samples A to D (IgA) in terms of units of U.S. lot 5a

Antibody and assayEstimates as units of U.S. reference lot 5 under sample code:Estimates for B and C as equivalent ml of A and DEstimates for B and C in terms of AbProposed IU for A and D (06/140 and 06/146)
A (06/140)D (06/146)B (06/142)C (06/144)
IgA anti-PT ELISA63.0 (49.8-79.7) [8]62.4 (48.8-77.1) [8]20.4 (13.5-30.9) [8]20.1 (13.1-30.8) [8]0.32 (0.22-0.48) [8]21.1 (14.3-30.9) [8]NAc
IgA anti-PT (omit lab 21)65.3 (50.3-84.8) [7]63.8 (49.7-81.9) [7]18.4 (12.4-27.3) [7]18.2 (11.9-27.9) [7]0.28 (0.22-0.35) [7]18.3 (14.5-23.1) [7]65
IgA anti-FHA ELISA70.5 (54.5-91.3) [8]68.0 (53.8-85.8) [8]90.7 (74.3-110.8) [8]87.6 (73.3-104.8) [8]1.30 (1.21-1.39) [8]84.2 (78.5-90.4) [8]NA
IgA anti-FHA (omit lab 21)65.7 (52.0-83.0) [7]63.3 (52.3-76.5) [7]86.7 (70.9-105.9) [7]83.3 (71.0-97.7) [7]1.33 (1.26-1.39) [7]86.3 (82.2-90.6) [7]65
IgA anti-PRN ELISA42.8 (34.6-52.9) [5]41.9 (37.1-47.5) [5]37.5 (33.6-41.8) [5]38.5 (33.8-43.7) [5]0.90 (0.76-1.06) [5]37.6 (31.9-44.3) [5]42
  • a The 95% confidence limits are given in parentheses. The numbers of estimates (one estimate per laboratory) combined are indicated in brackets.

  • b Using proposed IU for sample A.

  • c NA, not applicable.