Table 4.

Hemodynamic changes after 3-min head-up tilt test in the cohort of 1520 patients with history of syncope and/or symptoms of orthostatic intolerance stratified according to supine blood pressure below vs. equal to or above 160 mmHg presented as mean ± SD

Hemodynamic parameter	All patients			3-min HUT ΔSBP ≤ −20 mmHg
	All patients n = 1520	Supine SBP <160 mmHg n = 1350	Supine SBP ≥160 mmHg n = 170	All patients n = 176	Supine SBP <160 mmHg n = 127	Supine SBP ≥160 mmHg n = 49
ΔSBP (mmHg)	−2 ± 17	−1 ± 15	−12 ± 27*	−37 ± 18	−34 ± 13	−45 ± 24*
ΔDBP (mmHg)	+5 ± 9	+5 ± 8	+1 ± 13*	−11 ± 11	−10 ± 9	−12 ± 15
Δ Heart Rate (beats/min)	10 ± 11	11 ± 11	7 ± 9*	+10 ± 11	+10 ± 12	+9 ± 8

SBP systolic blood pressure, DBP diastolic blood pressure, HUT head-up tilt test

* p < 0.001 for difference between the groups (supine SBP below vs. equal to or above 160 mmHg)