TABLE 3.

Correlation between different assays of the 248 serum samples testeda

TestPearson's correlation coefficient (r) with:
Serion PT IgGPertusscan FHA IgGPertusscan FHA IgAPertusscan PT IgGPertusscan PT IgAIgG against live bacteriaOPA against live bacteria
Pertusscan FHA IgG0.72
Pertusscan FHA IgA0.510.65
Pertusscan PT IgG0.950.720.53
Pertusscan PT IgA0.14b0.19c0.490.25
IgG live bacteria0.670.720.560.680.22d
OPA live bacteria0.680.790.640.690.270.83
C3b live bacteria0.590.520.470.610.21e0.760.70
  • a Unless specified otherwise, P < 0.0001.

  • b P = 0.03.

  • c P = 0.0027.

  • d P = 0.0006.

  • e P = 0.001.