Evaluation of subclinical left ventricular systolic dysfunction in obese patients by global myocardial work

Table 3 Global myocardial work index between normal controls and obese patients

Global MW	Normal controls	Obesity	P value	P _trend	Obesity		P value
Global MW	(n = 100)	(n = 589)	P value	P _trend	normal GLS (n = 262)	abnormal GLS (n = 327)	P value
GWI, mmHg%	2183.91 ± 309.13	2095.59 ± 375.66	0.012	0.026	2309.33 ± 332.81^*	1924.34 ± 315.78^*#	< 0.001
GCW, mmHg%	2623.08 ± 354.49	2515.34 ± 401.48	0.012	0.012	2750.15 ± 337.48^*	2327.21 ± 346.02^*#	< 0.001
GWW, mmHg%	62.00(65.54,85.00)	89.00(103.57,117.69)	< 0.001	< 0.001	82.00(86.22,101.81) ^*	96.00(113.05,134.85) ^*#	< 0.001
GWE, %	97.00(96.43,96.99)	96.00(94.94,95.41)	< 0.001	< 0.001	97.00(95.97,96.40) ^*	95.00(94.01,94.73) ^*#	< 0.001
GCW/GWW	41.37(41.97,52.37)	28.03(31.80,35.75)	< 0.001	< 0.001	33.89(37.91,44.44) ^*	23.74(25.62,30.07) ^*#	< 0.001

GWI: global myocardial work index, GCW: global constructive work, GWW: global wasted work, GWE: myocardial work efficiency, GLS: global longitudinal strain
^*Significantly different (P < 0.05) when obesity with normal GLS or obesity with abnormal GLS were compared with normal controls
^# Significantly different (P < 0.05) when obesity with abnormal GLS was compared with normal GLS.

ISSN: 1758-5996