Table 3 Positive rate (%) of parvovirus B19 detected by nPCR, ISH and IHC in thyroid tissues of PTC and control groups

From: Detection of human parvovirus B19 in papillary thyroid carcinoma

Group

A

B

C

D

E

P -value a

Disease

PTC ( n =38)

Normal controls ( n =16)

Benign nodules ( n =39)

TMC ( n =9)

FTC ( n =10)

A vs B

A vs C

A vs D

A vs E

nPCR

97.4

43.8

87.2

55.6

100.0

0.0001

0.200

0.003

1.000

ISH

78.9

12.5

61.5

11.1

70.0

0.0001

0.095

0.0001

0.657

IHC

63.2

6.25

20.5

0.0

0.0

0.0001

0.0001

0.001

0.0001

  1. FTC=follicular thyroid carcinoma; IHC=immunohistochemistry; ISH=in situ hybridization; nPCR=nested PCR; TMC=thyroid medullary carcinoma.
  2. aχ2 test.