A Morphological and Immunohistochemical Study of the Tumoral and Inflammatory Cells in Pancreatic Ductal Adenocarcinoma

Table 2

Microvascular analysis according to number of cases and clinicopathological features.

	No. of cases ()	Microvascularity		value
		Hypervascularity ()	Hypovascularity ()
Average age (years)				s.i.^a
Gender
F	97 (42.2%)	44	53	s.i^b
M	133 (57.8%)	64	69	s.i.^b
Site
Head	196 (85.2)	94	102	s.i.^b.
Body	12 (5.2%)	5	7	s.i.^b
Tail	20 (8.7%)	8	12	s.i.^b
Panpancreatic	2 (0.9%)	1	1	s.i.^b
Liver metastasis
Yes	6 (2.6%)	4	2	s.i.^b
No	224 (97.4%)	104	120
pT (AJCC)				s.i.^b
T1	88 (38.3%)	42	46
T2	127 (55.2%)	59	68
T3	14 (6.1%)	6	8
T4	1 (0.4%)	1	0
Stage				s.s^b
IA	62 (27%)	24	38
IB	65 (28.3%)	22	43
IIA	9 (3.9%)	4	5
IIB	87 (37.8%)	53	34
III	1 (0.4%)	1	0
IV	6 (2.6%)	4	2