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Table 1 Baseline parameters

From: Characterization of various cell lines from different ampullary cancer subtypes and cancer associated fibroblast-mediated responses

Parameter

Condition

n or median

% or range

p-value

n

39

100 %

-

Age (years)

64

36–84

0.063a

Sex

Female

17

44 %

0.918

Male

22

56 %

Death during follow-up

13

33 %

-

Follow-up (months)

27

1–116

-

Tumor size (mm)

20

2–320

0.497

T stage

T1/2

19

49 %

0.140

T3/4

20

51 %

Lymph node metastasis

23

59 %

0.112

Lymph node ratio > = 0.10

17

44 %

0.003

Lymphangiosis

19

49 %

0.006

Hemangiosis

2

5 %

0.778

Perineural invasion

13

33 %

0.407

Tumor grade

G1-2

28

72 %

0.439

G3-4

11

28 %

Positive margin

3

8 %

0.000

Subtype

INT

18

46 %

0.030b

PB

17

44 %

POOR

4

10 %

  1. p values derived from two-sided Logrank test. acutoff at median, btest for INT vs non-INT subtype
  2. Abbreviations: INT intestinal subtype, PB pancreatobiliary subtype, POOR poorly differentiated adenocarcinoma