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Table 1 Baseline characteristics of the patients*

From: Non-invasive stroke volume assessment in patients with pulmonary arterial hypertension: left-sided data mandatory

Characteristic

Value

No of PAH patients

n = 34

Idiopathic PAH

n = 14

Familial PAH

n = 6

PAH and Collagen vascular disease

n = 5

PAH and HIV infection

n = 6

PAH and Porto pulmonary syndrome

n = 3

Age, yr

54 ± 17

Male/female

11/23

Functional status:

 

   NYHA II

n = 18

   NYHA III

n = 12

   NYHA IV

n = 4

   6 min walk test, m

441 ± 109

Hemodynamic variables:

 

   Pra, mmHg

7 ± 4.5

   sPap, mmHg

74 ± 21

   dPap, mmHg

29 ± 11

   mPap, mmHg

45 ± 10

   Pcwp, mmHg

6.9 ± 3.3

   SaO2, %

95 ± 2

   SvO2, %

63 ± 8

   Q-Fick, l/min

4.7 ± 1.3

   CI, l·min-1·m-2

2.5 ± 0.6

   HR, min-1

81.5 ± 12

   SV-Fick, ml/beat

58.8 ± 16

   PVR, dynes·s-1·cm-5

777 ± 402

  1. PAH = idiopatische pulmonary arterial hypertension; NYHA = modified New York Association; Pra = right atrial pressure; sPap = systolic pulmonary artery pressure; dPap = diastolic pulmonary artery pressure; mPap = mean pulmonary artery pressure; Pcwp = pulmonary capillary wedge pressure; Sao2= arterial oxygen saturation SvO2 = mixed venous oxygen saturation; Q-Fick = cardiac output(as estimated by the Fick method; CI = cardiac index; HR = heart rate; SV-Fick = stroke volume PVR = pulmonary vascular resistance; *Values are expressed as mean ± SD