Table 2. Characteristics of patients enrolled in the blinded study.

	Early PDAC	Healthy Volunteers
Number of cases	11	17
Age	70.6 ± 7.8 (58–84)	39.8 ± 8.3 (30–55)
Sex	4/7	17/0
Pathological stage (0/IA)	3/8	(–)
CA19-9	23.2 ± 18.9 (2–58)	12.7 ± 10.6 (1–41.3)
CEA	3.0 ± 1.3 (0.8–4.8)	2.0 ± 1.1 (0.5–4.0)