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Table 2 Main characteristics of the effective sample (n = 157)

From: Systolic time ratio measured by impedance cardiography accurately screens left ventricular diastolic dysfunction in patients with arterial hypertension

  All patients
(n = 157)
Without LVDD
(n = 55)
With LVDD
(n = 102)
Males, n (%) 88 (56.1) 28 (50.9) 60 (58.8)
Age, mean (SD) 63 (10) 58 (11) 65 (9)
Caucasian, n (%) 142 (90.4) 48 (87.3) 94 (92.1)
HT duration (months), mean (SD) 120 (104) 47 (53) 160 (104)
Resistant HT, n (%) 117 (74.5) 41 (74.5) 76 (74.5)
Obesity, n (%) 82 (52.2) 31 (56.4) 51 (50.0)
Diabetes Mellitus, n (%) 81 (51.6) 28 (52.8) 53 (51.9)
Dyslipidaemia, n (%) 133 (84.7) 47 (85.5) 86 (84.3)
CKD, n (%) 49 (31.2) 12 (21.8) 37 (36.3)
Stroke, n (%) 36 (22.9) 13 (23.6) 23 (22.5)
COPD, n (%) 20 (12.7) 5 (9.1) 15 (14.7)
OSA, n (%) 31 (19.7) 8 (14.5) 23 (22.5)
Smoker, n (%) 34 (21.7) 6 (10.9) 28 (27.5)
Alcoholic, n (%) 16 (10.8) 6 (10.9) 10 (98.0)
N° of AHT drugs, median (min-max) 4 (1–7) 4 (1–7) 4 (1–6)
SBP (mmHg), median (P25-P75) 131 (122–142) 124 (118–135) 133 (126–144)
DBP (mmHg), median (P25-P75) 78 (72–84) 78 (73–84) 77 (72–84)
MBP (mmHg), median (P25-P75) 91 (85–99) 91 (84–96) 92 (85–101)
HR (bpm), median (P25-P75) 63 (57–70) 66 (60–74) 62 (56–69)
SVI (ml/m2), median (P25-P75) 43 (35–51) 37 (31–45) 46 (39–54)
CI (l/min/m2), median (P25-P75) 2.7 (2.4–3.1) 2.6 (2.3–2.8) 2.8 (2.5–2.4)
LCWI (kg.m/m2), median (P25-P75) 3.3 (2.7–3.8) 3.1 (2.6–3.5) 3.4 (2.9–4.4)
SVRI (dyne.s.cm5/m2), median (P25-P75) 2599 (2212–3083) 2797 (2477–3185) 2472 (2142–2922)
VI (1/1000/s), median (P25-P75) 39 (31–48) 36 (29–44) 40 (31–49)
  1. AHT antihypertensive, CI cardiac index, CKD chronic kidney disease, COPD chronic obstructive pulmonary disease, DBP diastolic blood pressure, HR heart rate, LCWI left cardiac work index, LVDD left ventricle diastolic dysfunction, MBP mean blood pressure, OSA obstructive sleep apnoea, SBP systolic blood pressure, SVI stroke volume index, SVRI systemic vascular resistance index, VI Aorta velocity index