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Table 1 Correlation between HPV PCR and p16 IHC staining in OPC (350 patients with both tests) (p < .0001)

From: Rising incidence of HPV positive oropharyngeal cancer in Taiwan between 1999 and 2014 where betel nut chewing is common

Tests HPV PCR
Positive Negative Total
p16 IHC staining Positive 88 22 110
Negative 8 232 240
Total 96 254 350