Association between left ventricular global longitudinal strain and natriuretic peptides in outpatients with chronic systolic heart failure

Table 2 Echocardiographic variable according to values below or above median GLS, with 75 % interquartile range

Variable	Below median GLS	Above median GLS	p-value
Variable	(n = 65)	(n = 52)	p-value
LVEF biplane^a, %	38 (32–42)	27 (20–34)	<0.001
LVIDd^b, cm	5.00 (4.55-5.55)	5.70 (5.20-6.30)	<0.001
Peak GLS^c	−13 (−15 - -12)	−8 (−10 - -6)	<0.001
TAPSE^d, mm	19.0 (15.0-23.0)	16.0 (14.0-20.8)	0.012
TRmax^e,mmHG	22.52 (8.48-27.25)	16.98 (4.28-26.70)	0.474
s’ medial^f, cm/s	5.00 (4.00-6.00)	4.00 (3.00-5.00)	<0.001
s’ lateral^f, cm/s	6.00 (5.00-7.00)	5.00 (4.00-5.00)	0.001
LAVI^g, ml/m2	27.09 (21.18-33.00)	31.57 (23.17-39.10)	0.093
MV deceleration time^h, ms	222 (178–277)	182 (152–223)	0.027
Eⁱ/A^j ratio	0.89 (0.67-1.36)	0.86 (0.62-1.65)	0.937
E^f/e’^k	9.68 (7.53-12.20)	10.47 (7.75-15.27)	0.130
LV mass Index, g/m2	123.60 (90.85-153.18)	145 (117.85-194.90)	0.019

^aLeft ventricle ejection fraction, ^bLeft ventricle internal dimension diastole, ^cPeak left ventricle global longitudinal strain, ^dTricuspid annular plane systolic excursion, ^eMaximal pressure gradient of tricuspid regurgitation, ^fMyocardial peak systolic velocity, ^gLeft atrial end systolic volume index, ^hMitral valve, ⁱMitral inflow early filling, ^jMitral inflow atrial filling, ^kMyocardial early velocity

ISSN: 1471-2261