Table 2.
Participant’s 3D echocardiogram characteristics by gender at CARDIA year 30 exam
| n = 1033 | Men (n = 461) | Woman (n = 572) | P-value |
|---|---|---|---|
| 3D LA Vmax index (mL/m2) | 25.59 ± 7.27 | 25.94 ± 7.15 | 0.47 |
| 3D LA Vmin index (mL/m2) | 13.88 ± 4.39 | 13.99 ± 4.50 | 0.71 |
| 3D LA VpreA index (mL/m2) | 20.22 ± 5.73 | 20.49 ± 6.07 | 0.49 |
| 3D LA total EV (mL) | 24.17 ± 9.42 | 22.29 ± 9.10 | 0.002 |
| 3D LA passive EV (mL) | 11.39 ± 7.14 | 10.44 ± 6.84 | 0.04 |
| 3D LA active EV (mL) | 13.00 ± 5.85 | 12.01 ± 7.17 | 0.02 |
| 3D LA LSmax (%) | 26.68 ± 7.24 | 29.47 ± 7.47 | <0.001 |
| 3D LA LSRe (s−1) | −1.29 ± 0.50 | −1.37 ± 0.55 | 0.02 |
| 3D LA LSRa (s−1) | −0.87 ± 0.52 | −0.93 ± 0.51 | 0.06 |
| 3D LV EDV index (mL/m2) | 53.51 ± 13.19 | 50.38 ± 11.44 | <0.001 |
| 3D LV ESV index (mL/m2) | 22.37 ± 7.82 | 20.08 ± 6.92 | <0.001 |
| 3D LV SV index (mL/m2) | 31.14 ± 7.40 | 30.30 ± 6.42 | 0.05 |
| 3D LV mass index (g/m2) | 84.39 ± 23.15 | 76.55 ± 21.54 | <0.001 |
| 3D LV EF (%) | 58.76 ± 7.62 | 60.81 ± 7.70 | <0.001 |
| 3D LV GLS (%) | −14.95 ± 2.73 | −15.76 ± 2.68 | <0.001 |
| 3D LV GCS (%) | −28.29 ± 5.92 | −29.61 ± 6.62 | <0.001 |
| 3D LV GRS (%) | 27.94 ± 12.38 | 30.22 ± 12.16 | 0.003 |
| 3D LV GAS (%) | −39.66 ± 6.40 | −41.18 ± 6.87 | <0.0001 |
Values are mean ± standard deviation. Comparison across gender was using Student’s t-test.
3D, three-dimension; EDV, end-diastolic volume; EF, ejection fraction; ESV, end-systolic volume; EV, emptying volume; GAS, global area-change strain; GCS, global circumferential strain; GLS, global longitudinal strain; GRS, global radial strain; LA, left atrium; LASra, second negative diastolic peak strain rate; LASre, first negative diastolic peak strain rate; LSmax, global longitudinal strain; LV, left ventricle; SV, stroke volume; Vmax, maximum volume; Vmin, minimum volume; VpreA, pre-atrial contraction volume.