Table 2.
Baseline echocardiographic study of asymptomatic hemodialysis patients with preserved left ventricular ejection fraction.
| cTnT Tertile | P for trend | |||
|---|---|---|---|---|
| Lower (cTnT ≤ 0.02 ng/mL, n = 30) | Middle (cTnT of 0.02–0.042 ng/mL, n = 29) | Upper (cTnT > 0.042 ng/mL, n = 29) | ||
| LV EDVi (mL/m2) | 69.9 ± 18.8 | 69.5 ± 20.8 | 71.1 ± 19.3 | 0.96 |
| LVMi (gm/m2) | 135.4 ± 25.0 | 151.5 ± 57.2 | 159.1 ± 64.7 | 0.27 |
| IVCe diameter (cm) | 1.21 ± 0.26 | 1.3 ± 0.21 | 1.35 ± 0.35 | 0.18 |
| LVEF (%) | 65.7 ± 5.2 | 64.7 ± 5.9 | 62.3 ± 6.4 | 0.10 |
| s′ (cm/sec) | 8.7 ± 2.0 | 8.8 ± 1.6 | 7.9 ± 2.2 | 0.16 |
| GLS (%) | −20.0 ± 3.5 | −17.6 ± 3.0 | −16.4 ± 4.6 | 0.002* |
| LSRs (sec−1) | −1.02 ± 0.21 | −0.98 ± 0.22 | −0.89 ± 0.21 | 0.06 |
| CS (%) | −22.2 ± 5.6 | −20.7 ± 6.3 | −19.6 ± 5.9 | 0.33 |
| CSRs (sec−1) | −2.05 ± 0.56 | −1.98 ± 0.66 | −1.66 ± 0.45 | 0.05 |
| E (m/sec) | 0.79 ± 0.31 | 0.81 ± 0.31 | 0.79 ± 0.29 | 0.97 |
| A (m/sec) | 1.01 ± 0.28 | 1.09 ± 0.39 | 1.00 ± 0.27 | 0.53 |
| E/A | 0.85 ± 0.53 | 0.80 ± 0.35 | 0.78 ± 0.23 | 0.78 |
| e′ (cm/sec) | 5.0 ± 1.4 | 4.8 ± 1.1 | 4.7 ± 1.5 | 0.63 |
| E/e′ | 15.8 ± 5.9 | 18.2 ± 10.1 | 16.8 ± 6.1 | 0.52 |
| LAVi (mL/m2) | 34.1 ± 7.9 | 35.6 ± 7.7 | 36.4 ± 8.9 | 0.67 |
Continuous data are expressed as the mean ± standard deviation or the median (25th and 75th percentiles); categorical data are expressed as the number (percentage). A nonparametric Kruskal-Wallis test was performed for nonnormally distributed data.
*P < 0.05.
Abbreviations: CS: average circumferential strain; CSRs: circumferential systolic strain rate; cTnT: cardiac troponin T; EDVi: end-diastolic volume index; EF: ejection fraction; E/e′: early transmitral velocity to tissue Doppler mitral annular early diastolic velocity ratio; GLS: global left ventricular peak systolic longitudinal strain; IVCe: end-expiratory inferior vena cava diameter; LAVi: left atrial volume index; LSRs: longitudinal systolic strain rate; LV: left ventricular; LVMi: left ventricular mass index; s′: left ventricular systolic myocardial velocity.