Control group (n = 36)

Observation group A (n = 36)

Observation group B (n = 34)

Age (years)

66.2 ± 8.26

67.5 ± 7.60

6.8 ± 7.80

Gender (Male/female)

20/16

19/17

18/14

The primary disease

Coronary heart disease (CHD)

16

17

16

Hypertensive heart disease (FPG, mmol/L)

12

11

10

Valvular heart disease (eGFR, mI7min)

4

5

4

Dilated cardiomyopathy

3

3

4

Arrhythmia cardiomyopathy

1

1

0

Comorbidities

Hypertension

19

20

17

Diabetes

11

13

10

Dyslipidemia

21

24

19

Hyperuricemia

17

14

15

Cardiac function grading (NYHA)

II

13

9

10

III

18

20

19

IV

5

7

5