Table 1:

HPV cfDNA detection in SCCOP.

Author and year	Source	Detection	Genes	HPV subtype	Baseline Sensitivity
Chera et al. 2020	Plasma	ddPCR	E6,E7	Panel	--
Nguyen et al. 2020	Plasma & EV	ddPCR	E7	16	91% & 42%
Rutkowski et al. 2020	Plasma	qPCR	E6, E7	16	--
Damerla et al. 2019	Plasma	ddPCR	E6, E7	16, 33	95.6%
Chera et al. 2019	Plasma	ddPCR	E7	Panel	89%
Hanna et al. 2018	Plasma	ddPCR	E7	Panel	--
Lee et al. 2017	Plasma	NGS	E7	16	95.7%
Mazurek et al. 2016	Plasma	qPCR	E6, E7	16, 18	--
Jeannot et al. 2016	Plasma and serum	ddPCR	E7	16, 18	100%
Dahlstrom et al. 2015	Serum	qPCR	E6, E7	16	60.5%
Wang et al. 2015	Saliva and plasma	PCR	E7	16, 18	86%
Ahn et al. 2014	Saliva and plasma	qPCR	E6, E7	16	76.1%