Factors

Differentiated type group (n = 24)

Undifferentiated type group (n = 23)

P-value

Age (years)*

83 (80-88)

83 (80-92)

0.772

Sex (M/F)

18/6

10/13

0.039

BMI (kg/m²)*

22.1 (15.0-30.0)

22.3 (16.8-28.6)

0.792

ASA*

2 (1-3)

2 (1-3)

0.841

Comorbidity -/+

   Cardiovascular

   Hypertension

   Diabetes

   Pulmonary

   Renal

   Brain infarction

10/14

7

5

3

3

1

2

7/16

6

8

3

1

0

3

0.547

Albumin (g/dl)*

4.7 (2.7-4.5)

3.5 (2.8-4.2)

0.264

Hemoglobin (g/dl)*

12.1 (7.6-16.3)

11.4 (8.5-12.0)

0.333

CEA (ng/ml)*

2.6 (0.9-47.3)

2.3 (0.7-7.1)

0.180