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Table 2 Patients characteristics according to diagnostic groups

From: Experience with exercise right heart catheterization in the diagnosis of pulmonary hypertension: a retrospective study

Diagnostic group

Resting precapillary PH, PAH (n = 28)

Exercise precapillary PH, ePAH (n = 13)

Resting postcapillary PH, PVH (n = 7)

Exercise postcapillary PH, ePVH (n = 12)

Exercise postcapillary out-of-proportion PH, eoPVH (n = 14)

No PH (n = 27)

Age, years

63.7 (58.6; 70.4)

53.9 (51.8; 62.6)

73.4 (64.3; 73.8)

61.2 (51.0; 67.4)

61.3 (54.6; 68.3)

53.9 (43.3; 66.0)

Females, n

15 (53.6)

9 (69.2)

6 (85.7)

8 (66.7)

9 (64.3)

23 (85.2)

BMI, kg/m2

25.3 (22.3; 27.8)

25.9 (23.2; 28.1)

28.0 (24.4; 30.2)

25.1 (21.8; 27.8)

27.3 (25.3; 29.7)

22.8 (18.7; 25.4)

NYHA class II/III/IV, n

28 (100)

12 (92.3)

7 (100)

10 (83.3)

12 (85.7)

21 (77.8)

6MWD, m

459.5 (296; 504)

500 (414; 552)

437 (339; 450)

566 (460; 603)

490 (330; 532)

450 (300; 540)

SpO2 after 6MWD, %

90 (80; 93)

93.5 (82; 96)

95 (95; 96)

96 (94; 98)

94 (89; 96)

94 (89; 95)

HR after 6MWD, bpm

109 (91; 127)

104 (83; 115)

98 (88; 109)

104 (91; 116)

118 (108; 137)

103 (100; 120)

SBP after 6MWD, mmHg

138 (120; 161)

131 (120; 142)

175 (154; 198)

130 (116; 154)

155 (140; 160)

139 (138; 158)

  1. Data given as median (quartiles) or number (%). = p <0.05 compared to patients with no PH. No significant differences between exercise postcapillary PH and exercise postcapillary out-of-proportion PH were detected.
  2. 6MWD, Six minute walk distance, BMI, Body mass index; ePAH, Exercise precapillary pulmonary hypertension; eoPVH, Exercise postcapillary out-of-proportion pulmonary hypertension; ePVH, Exercise postcapillary pulmonary hypertension; HR, Heart rate; NYHA, New York Heart Association, PAH, Pulmonary arterial hypertension; PH, Pulmonary hypertension; PVH, Postcapillary pulmonary hypertension; SpO 2 , Peripheral oxygen saturation; SBP, Systemic blood pressure.