Table 2: Comparison of clinical-demographic

characteristics according to

valve prostheses in patients with severe aortic stenosis.

Characteristics

Valve prostheses

p

Biological

N = 22

n (%)

Mechanical

N = 23

n (%)

Gender

0.300

Male

10 (45.5)

14 (60.9)

Female

12 (54.5)

9 (39.1)

Pre-surgical NYHA class

0.051

II

12 (54.5)

7 (30.4)

III

8 (36.4)

16 (69.6)

IV

2 (9.1)

0 (0.0)

EuroSCORE II (risk)

0.297

Low

18 (81.8)

16 (69.6)

Mild

2 (9.1)

6 (26.1)

High

2 (9.1)

1 (4.3)

Pre-surgical PASP (risk)

0.025

None

12 (54.5)

8 (34.8)

Low

10 (45.5)

7 (30.4)

Mild

0 (0.0)

5 (21.7)

Serious

0 (0.0)

3 (13.0)

Post-surgical PASP (risk)

0.315

None

20 (90.9)

20 (87.0)

Low

2 (9.1)

1 (4.3)

Serious

0 (0.0)

2 (8.7)

Systemic arterial hypertension

0.155

Yes

16 (72.7)

12 (52.2)

No

6 (27.3)

11 (47.8)

Diabetes

0.299

Yes

10 (45.5)

7 (30.4)

No

12 (54.5)

16 (69.6)

Smoking

0.928

Yes

6 (27.3)

6 (26.1)

No

16 (72.7)

17 (73.9)

Post-surgical complications

0.999

None

20 (90.9)

21 (91.3)

Bleeding

1 (4.5)

1 (4.3)

Arrythmias

1 (4.5)

1 (4.3)

EuroSCORE = European System for Cardiac Operative Risk Evaluation.

NYHA = New York Heart Association.

PASP = pulmonary arterial systolic pressure.