Table 3.

Distribution of tumor stages at diagnosis of the most prevalent tumor sites in both groups, and respective p values

	Study group (2020), n (%)	Control group (2018), n (%)	p value
Colorectal cancer			0.897
Stage I	19 (30.6)	18 (23.4)
Stage II	14 (22.6)	17 (22.1)
Stage III	16 (25.8)	20 (25.9)
Stage IV	13 (21)	22 (28.6)
Total patients	62	77
Gastric cancer			0.168
Stage I	4 (33.3)	2 (8)
Stage II	0	6 (24)
Stage III	5 (41.7)	6 (24)
Stage IV	3 (25)	11 (44)
Total patients	12	25
Pancreatic cancer			0.043
Stage I	2 (14.3)	0
Stage II	3 (21.4)	6 (50)
Stage III	2 (14.3)	2 (16.7)
Stage IV	7 (50)	4 (33.3)
Total patients	14	12
Esophageal cancer			0.717
Stage I	0	0
Stage II	1 (33.3)	2 (33.3)
Stage III	0	2 (33.3)
Stage IV	2 (66.7)	2 (33.3)
Total patients	3	6