Table 2.
Echocardiographic properties of the study population
| Variables | Bipolar disorder group (n=30) | Control group (n=30) | p value |
|---|---|---|---|
| LVSD (mm) | 46.7 ± 4.6 | 44.7 ± 5.1 | 0.120 |
| LVDD (mm) | 29.6 ± 4.5 | 28.3 ± 4.2 | 0.286 |
| Septum thickness (mm) | 9.1 ± 1.4 | 8.7 ± 1.5 | 0.379 |
| Posterior wall thickness (mm) | 9.6 ± 1.1 | 9.1 ± 1.3 | 0.110 |
| Ejection fraction (%) | 66.7 ± 7.1 | 66.7 ± 4.9 | 0.966 |
| Mitral inflow E velocity (cm/sec) | 0.75 ± 0.17 | 0.79 ± 0.16 | 0.268 |
| Mitral inflow A velocity (cm/sec) | 0.63 ± 0.12 | 0.63 ± 0.16 | 0.132 |
| E/A ratio | 1.14 ± 0.41 | 1.28 ± 0.29 | 0.136 |
| IVRT (cm/sec) | 77.8 ± 14.5 | 75.9 ± 17.7 | 0.646 |
| E wave deceleration time (m/sec) | 200 ± 32 | 186 ± 44 | 0.185 |
| Lateral wall Sm (cm/sec) | 12.1 ± 3.5 | 11.9 ± 2.7 | 0.790 |
| Lateral wall Em (cm/sec) | 14.8 ± 5.2 | 15.0 ± 4.6 | 0.830 |
| Lateral wall Am (cm/sec) | 12.7 ± 4.0 | 11.1 ± 2.4 | 0.052 |
| E/Em | 5.5 ± 1.8 | 5.9 ± 2.4 | 0.136 |
| Septum wall Sm (cm/sec) | 9.5 ± 2.9 | 9.8 ± 2.0 | 0.621 |
| Septum wall Em (cm/sec) | 11.5 ± 3.7 | 12.4 ± 3.9 | 0.358 |
| Septum wall Am (cm/sec) | 12.1 ± 3.7 | 10.7 ± 2.7 | 0.099 |
LVSD: Left ventricular end systolic diameter, LVDD: Left ventricular end diastolic diameter, Am: Late diastolic myocardial velocity, Em: Early diastolic myocardial velocity, Sm: Early systolic myocardial velocity, IVRT: Isovolumetric relaxation time.