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Table 4 Concordance between the immunohistochemistry with P. gingivalis whole cell antibodies and qPCR of P. gingivalis 16S rDNA in the cancerous tissue from patients with ESCC

From: Presence of Porphyromonas gingivalis in esophagus and its association with the clinicopathological characteristics and survival in patients with esophageal cancer

Approaches

PCR expression

Kappa value

p value

+

-

IHC (+)

60

1

0.736

<0.0001

IHC (−)

11

28

Total

71

29

  1. *Kappa value >0.7 excellent; 0.4–0.7, good; <0.4, poor agreement
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Infectious Agents and Cancer

ISSN: 1750-9378

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