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Table 2 Arterial haemodynamics and arterial properties

From: Arterial properties in adults with long-lasting active juvenile idiopathic arthritis compared to healthy controls

Variables JIA Patients (n = 81) Controls (n = 41) Difference (%) P-value
Height, cm 170.5 (8.4) 170.3 (8.3) 0 0.881
Weight, kg 74.9 (16.7) 73.3 (12.1) 2.2 0.603
Heart rate, beats/minute 65 (11) 61 (9) 6.6 0.026
Systolic blood pressure, mmHg 119 (18) 113 (11) 5.3 0.054
Diastolic blood pressure, mmHg 70 (10) 67 (9) 4.5 0.091
Mean arterial pressure; mmHg 90 (13) 85 (9) 5.9 0.026
R, mm Hg/ml/s 1.02 (0.27) 1.00 (0.22) 0.02 0.636
C WK, ml/ mm Hg 1.57 (0.46) 1.80 (0.65) 12.8 0.030
C SV/PP, ml/ mmHg 1.29 (0.37) 1.43 (0.34) 9.8 0.038
Z0 WK, 10−3 mmHg/ml/s 65.0 (30.1) 53.4 (18.8) 21.7 0.027
Z0 FD 96.1 (37.2) 91.5 (31.4) 5.0 0.497
  1. Values are the mean (SD)
  2. R total peripheral resistance, C WK compliance estimated by Windkessel model, C SV/PP compliance estimated as ratio of stroke volume and pulse pressure, Z0 WK characteristic impedance estimated by Windkessel model, Z0 FD characteristic impedance estimated by frequency domain analyses