Table 3. Detection of KRAS mutant clones in FFPE tissue DNA using next generation sequencing (NGS) and KRAS multiplex digital PCR assays.

ID	KRAS genotype	NGS mutant allele frequency (%)	Digital PCR multiplex mutant allele frequency (%)
S007	G12C	30.4	29.5
S027	G12C	48	53.8
F007	G12D	4	4.6
S002	G12A	32	30
S010	G12C	ND	0.3
	G12A	8.8	8.7
S011	G12V	33.1	32.8
	G12D	ND	0.05
S018	G12F	29	29.5
S030	G13C	17	18.6
S035	G12C	30	19.8
F124	G12A	23	23.7
F130	G12V	28	34.2

Key: ND- not detected.