the control group (n = 25)

the observation group (n = 25)

Classification of malignant tumors

Breast cancer

10

9

Lung cancer

8

9

Gastric cancer

2

2

Colorectal cancer

4

3

Liver cancer

1

2

Gender

Female

15

13

Male

10

12

Age

>60

13

10

<60

12

20