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Table 1 Sensitivity, specificity and PPV of the studies

From: Precision medicine in nasopharyngeal carcinoma: comprehensive review of past, present, and future prospect

Study

Sample size

Marker

Sensitivity (%)

Specificity (%)

PPV (%)

Positive results (%)

[57]

12,932

VCA-IgA

EA-IgA (among positive VCA-IgA)

–

–

–

5.3%

1.9%

[56]

405a

EBNA1

VCA

EBNA1 + VCA

88.6

79.8

85.4

80.1

70.9

90.1

80.6

67.7

78.7

–

[58]

22,186

Plasma EBV DNA

87.5

98.9

41.2

–

[59]

317b

IgA-VCA

EBV DNA

IgA-VCA + EBV DNA

81

95

99

96

98

96–98

–

–

  1. a151 NPC patients + 254 healthy individuals
  2. b139 NPC patients + 178 healthy individuals