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Table 1 Characteristics of study participants

From: Age dependence of pulmonary artery blood flow measured by 4D flow cardiovascular magnetic resonance: results of a population-based study

Characteristics of patients Group 1
(20–39y.)
n = 43
Group 2
(40–59y.)
n = 44
Group 3
(60–80y.)
n = 39
p-value
Age, years(±SD) 30.07 (±5.4) 50.43 (±5.5) 68.95 (±5.2) <0.001*
Female, n(%) 19 (44.2) 24 (54.6) 21 (53.9) 0.564
Hypertension, n(%) 1 (2.3) 7 (16.3) 13 (33.3) <0.001*
Hypercholesterolemia, n(%) 1 (2.3) 9 (20.5) 11 (28.2) 0.005*
Diabetes, n(%) 0 (0.0) 1 (2.3) 1 (2.6) 0.587
Smoker, n(%) 11 (25.6) 6 (13.6) 5 (12.8) 0.223
BMI, 1(±SD) 24.02 (±4.0) 26.03 (±4.4) 24.31 (±3.8) 0.051
Prior stroke, n(%) 0 (0.0) 2 (4.6) 0 (0.0) 0.151
Coronary heart disease, n(%) 0 (0.0) 0 (0.0) 2 (5.1) 0.104
Peripheral arterial disease, n(%) 0 (0.0) 0 (0.0) 0 (0.0)
Mean systolic BP, mmHg(±SD) 120.63 (±11.1) 126 (±15.7) 133.78 (±19.2) <0.001*
Mean diastolic BP, mmHg(±SD) 76.53 (±7.0) 81.88 (±8.3) 81.09 (±11.4) 0.014*
Heart rate, bpm(±SD) 67.16 (±7.9) 65.55 (±7.7) 66.1 (±9.1) 0.655
Ejection fraction, %(±SD) 56.6 (±20.7) 57.6 (±19.2) 53.6 (±22.5) 0.669
PI grade I, n(%) 3 (7.0) 1 (2.3) 1 (2.6) 0.246
PI grade II- IV, n(%) 0 (0.0) 0 (0.0) 0 (0.0)
RVSP, mmHg(±SD) 15.82 (±2.4) 18.22 (±4.8) 22.05 (±5.7) <0.001*
TAPSE, mm(±SD) 22.93 (±4.1) 22.56 (±3.3) 23.06 (±3.7) 0.906
TDI, cm/s(%) 15.46 (±2.9) 15.53 (±1.8) 15.82 (±1.8) 0.592
  1. Demographics, cardiovascular risk factors and results from transthoracic echocardiography of study participants. SD standard deviation, BP blood pressure, PI pulmonary valve insufficiency, RVSP right ventricular systolic pressure, TAPSE tricuspid annular plane systolic excursion, TDI systolic velocity of the right ventricular lateral annulus, *statistically significant