From: Circulating HPV16 DNA may complement imaging assessment of early treatment efficacy in patients with HPV-positive oropharyngeal cancer
cfHPV16 DNA
Treatment failure (residual or metastatic disease)
No of individuals
Residual or metastatic disease
Cured
Total
Positive
5a
1b
6 (PPV, 83%)
Negative
0
60
60 (NPV, 100%)
5 (sensitivity, 100%)
61 (specificity, 98%)
66