Table 2. Specificity of ddPCR assays.

PIK3CA H1047R	Copies/ml
	Mutant	Wild-type
OCCC13 Tumor tissue	499	46,400
OCCC13 Normal tissue	0	38,000
OCCC13 cfDNA	165	63,300
Wild-type tissue (n=10)	0	471,600
Normal cfDNA (n=3)	0	108,800
Non-Template Control	0	0
KRAS G12D	Copies/ml
	Mutant	Wild-type
OCCC14 Tumor tissue	13,300	21,500
OCCC14 Normal tissue	0	52,800
OCCC14 cfDNA	285	47,700
Wild-type tissue (n=10)	0	532,200
Normal cfDNA (n=3)	0	88,250
Non-Template Control	0	0