Coronary slow flow and its correlation with reduced left ventricle global longitudinal strain: a case–control study

Table 2 Echocardiographic findings and TIMI frame count of the participants

Variables	CSF group (n = 60) Mean ± SD Number (%)	Control group (n = 60) Mean ± SD Number (%)	p
LVEF (%)	61.08 ± 5.27	61.48 ± 4.91	0.668
LVEDV (ml)	87.8 ± 5.28	88.47 ± 5.67	0.506
LVESV (ml)	34.15 ± 4.64	34.03 ± 4.31	0.887
E/A	0.78 ± 0.19	0.83 ± 0.17	0.079
Septal e′	6.92 ± 2.48	7.13 ± 1.49	0.563
Lateral e′	8.98 ± 2.05	9.33 ± 1.75	0.316
Average E/e`	8.85 ± 1.62	8.27 ± 1.69	0.056
Left atrial volume index	32.3 ± 4.89	31.62 ± 4.69	0.436
Tricuspid regurge velocity	2.08 ± 0.77	1.95 ± 0.79	0.35
LV diastolic dysfunction	29 (48.3)	20 (33.3)	0.095
LV global longitudinal strain (%)	− 16.18 ± 1.25	− 19.34 ± 1.33	< 0.001*
TIMI frame count
LAD (corrected)	41.33 ± 5.18	17.99 ± 1.85	< 0.001*
LCX	39.03 ± 5.5	19.23 ± 2.76	< 0.001*
RCA	39.28 ± 6.58	20.58 ± 2.4	< 0.001*
Mean (corrected)	39.88 ± 3.94	19.27 ± 1.41	< 0.001*

Data are given in mean ± SD or median and range, *p < 0.05
CSF coronary slow flow, SD standard deviation, TIMI thrombolysis in myocardial infarction, LCx left circumflex coronary artery, LAD left anterior descending coronary artery, RCA right coronary artery, LVEF left ventricular ejection fraction, LVEDV left ventricular end-diastolic volume, LVESV left ventricular end-systolic volume, E/A ratio of early to late diastolic trans-mitral flow velocity, E/e` ratio of mitral to annular early diastolic peak velocity

ISSN: 2055-0464