Factor evaluated

n

%

p-value¹

Principal diagnosis

Gonarthrosis E

38

47.5

0.655

Gonarthrosis D

42

52.5

Clinical diseases

Yes

67

82.7

<0.001

No

14

17.3

Types of diseases

SAH

59

59.0

<0.001

DM

14

14.0

Rheumatoid arthritis

5

5.0

Hypothyroidism

4

4.0

Arrhythmia

3

3.0

Glaucoma

2

2.0

SLE

2

2.0

Other*

11

11.0