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Table 2 NEK1, NEK3, and NEK5 expression levels according to semiquantitative and quantitative IHC analysis in benign and malignant thyroid nodules and nucleus and cytoplasm

From: Expression of the NEK family in normal and cancer tissue: an immunohistochemical study

Semiquantitative IHC

Quantitative IHC

Protein expression

Analyzed groups

p-value

Sensitivity (%)

Specificity (%)

PPV* (%)

NPV* (%)

Protein expression

Analyzed groups

p-value

Sensitivity (%)

Specificity (%)

PPV* (%)

NPV* (%)

Nek1 Cytoplasmic

Malignant vs Benign

<0.0001

94

47

81

74

Nek1

Malignant vs Benign

0.0006

61

64

79

43

Nek1

N.S

56

53

75

32

Nuclear

Nek3 Cytoplasmic

Malignant vs Benign

N.S

98

0.7

73

60

Nek3

Malignant vs Benign

<0.0001

78

80

91

60

Nek5 Cytoplasmic

Malignant vs Benign

N.S

98

0.3

75

50

Nek5

Malignant vs Benign

N.S

77

50

82

42

Nek5

0.0144

26

50

58

20

Nuclear

  1. aPPV positive predictive value, bNPV negative predictive value, and c IHC immunohistochemistry