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Table 4 Echocardiographic parameters and systolic global longitudinal strain of patients with rheumatoid arthritis and age and sex-matched control subjects

From: Disease activity is associated with LV dysfunction in rheumatoid arthritis patients without clinical cardiovascular disease

ParametersPatientsControlsP-value
LV end-diastolic volume indexa (mL/m2)52 ± 854 ± 70.10
LV end-systolic volume indexa (mL/m2)22 ± 524 ± 40.38
LV ejection fractiona57 ± 456 ± 30.50
Left atrial volume index (mL/m2)26 ± 624 ± 50.67
LV mass index (gm/m2) (M-mode)74 ± 876 ± 120.40
LV mass index (gm/m2) (2D-method)72 ± 775 ± 100.09
LV hypertrophyb00NS
LV diastolic dysfunctionc00NS
Average E’ (septal and lateral) (cm/s)12.4 ± 2.513.1 ± 3.20.2
E/E’6.2 ± 1.66.8 ± 2.10.35
Systolic global longitudinal strain (%)17.6 ± 3.420.4 ± 2.20.03
  1. E’ Mitral annulus tissue velocity curing early diastole, E Peak mitral inflow velocity during early diastole
  2. NS Not significant
  3. aModified Simpson’s method
  4. bAccording to 2015 American Society of Echocardiography: recommendations for cardiac chamber quantification by echocardiography
  5. cAccording to 2016 American Society of Echocardiography: recommendations for the evaluation of left ventricular diastolic function by echocardiography