Table 2.
Left ventricular geometry and energetic efficiency parameters of the study subjects stratified into tertiles according to myocardial MrGlu values
| Myocardial MrGlu Tertile 1 Range 0.1–16.3 μmol/min/100 g (1) |
Myocardial MrGlu Tertile 2 Range 16.4–26.29 μmol/min/100 g (2) |
Myocardial MrGlu Tertile 3 Range 26.3–43 μmol/min/100 g (3) |
P (1 vs 2) | P (1 vs 3) § | P (2 vs 3)§ | |
|---|---|---|---|---|---|---|
| LV end-systolic volume (LVESV) (ml) | 38.3 ± 15 | 43.8 ± 11 | 40.9 ± 14 | 0.2 | 0.8 | 0.3 |
| LV end-diastolic volume (LVEDV) (ml) | 111 ± 31 | 121 ± 22 | 112 ± 23 | 0.2 | 0.6 | 0.5 |
| Interventricular septal thickness (IVS) (cm) | 1.13 ± 0.13 | 1.11 ± 0.12 | 1.05 ± 0.14 | 0.5 | 0.2 | 0.2 |
| Posterior wall thickness (PWT) (cm) | 0.87 ± 0.11 | 0.86 ± 0.12 | 0.84 ± 0.15 | 0.8 | 0.4 | 0.6 |
| LV mass index (LVMI) (g/m2) | 85.3 ± 22 | 93.1 ± 16 | 82.01 ± 18 | 0.1 | 0.6 | 0.07 |
| Myocardial MEEi (ml/sec*g-1) | 0.31 ± 0.05 | 0.37 ± 0.12 | 0.42 ± 0.14 | 0.1 | 0.02 | 0.4 |
| Myocardial oxygen consumption (MVO2)(mmHg*bpm) | 10,153 ± 1375 | 8516 ± 1667 | 7816 ± 1229 | 0.006 | < 0.0001 | 0.1 |
Data are means ± SD, unless otherwise indicated. Comparisons between the three groups were performed using a general linear model with post hoc Fisher's least significant difference correction for pairwise comparisons
§P values refer to results after analyses with adjustment for age, gender and BMI