Table 3. Detection of PIK3CA-H1047R and KRAS-G12D in cfDNA.

Sample number (n=29)	PIK3CA-H1047R			KRAS-G12D
	Stage	Tumor	cfDNA (copies/ml)	Tumor	cfDNA (copies/ml)
OCCC1	III
OCCC2	I
OCCC3	I
OCCC4	I	•	0
OCCC5	I
OCCC6	I
OCCC8	III
OCCC10	III
OCCC11	II
OCCC12	I	•	0
OCCC13	IV	•	165
OCCC14	III			•	285
OCCC15	III
OCCC16	I
OCCC17	I	•	275
OCCC18	I
OCCC19	I
OCCC21	I			•	0
OCCC22	I
OCCC24	I
OCCC25	II	•	0*
OCCC26	I
OCCC27	I			•	0
OCCC31	I
OCCC33	I
OCCC34	III
OCCC35	I
OCCC36	I
OCCC37	II

^*Although cfDNA was 0 at the initial diagnosis, cfDNA was detected during the course of disease.