Table 2.
Left Ventricular Echocardiographic Data in MS and Control Groups
| MS (n=150) | Controls (n=150) | P value | |
|---|---|---|---|
| Conventional echocardiography | |||
| End DD (mm) | 49.00 ± 3.20 | 48.69 ± 2.94 | 0.38 |
| End SD (mm) | 30.34 ± 2.50 | 29.85 ± 2.68 | 0.10 |
| EF (%) | 51.7±0.6 | 51.8±0.2 | 0.05 |
| FS (%) | 37.93 ± 2.91 | 38.00 ± 3.50 | 0.85 |
| E (m/s) | 0.69 ± 0.15 | 0.88 ± 0.12 | <0.0001 |
| A (m/s) | 0.89 ± 0.17 | 0.61 ± 0.10 | <0.0001 |
| E/A ratio | 0.81 ± 0.21 | 1.47 ± 0.23 | <0.0001 |
| IVRT (msec) | 110.1±18 | 105.3±21 | 0.02 |
| 2D Speckle tracking echocardiography | |||
| GLS (%) | 19.9 ± 2.3 | 21.3 ± 1.9 | <0.0001 |
| GLSR (1/sec) | 1.58 ± 0.18 | 1.62 ± 0.1 | 0.01 |
| GCS (%) | 22.7 ± 2.1 | 23.0± 2.2 | 0.22 |
| GCSR (1/sec) | 1.59 ± 0.4 | 1.62 ± 0.4 | 0.51 |
| GRS (%) | 47.5 ± 5.5 | 47.7 ± 5.0 | 0.74 |
| GRSR (1/sec) | 2.3 ± 0.5 | 2.4 ± 0.4 | 0.05 |
Notes: Data are expressed as mean ± SD or number (percentage). Statistically significant values are presented in bold (P<0.05).
Abbreviations: MS, metabolic syndrome; End SD, end systolic diameter; End DD, end diastolic diameter; EF, ejection fraction; FS, fractional shortening; E, protodiastolic filling wave; A, end diastolic filling wave; IVRT, isovolumic relaxation time; 2D, two dimensional; GLS, global longitudinal strain; GLSR, global longitudinal strain rate; GCS, global circumferential strain; GCSR, global circumferential strain rate; GRS, global radial strain; GRSR, global radial strain rate.