Baseline rest and exercise echocardiographic measurements in CR+ and CR− patients
| Variable | CR+ (n = 45) | CR− (n = 26) | p Value |
|---|---|---|---|
| Values are mean (SD). | |||
| ΔEF, ejection fraction increment with exercise; EFexe, ejection fraction with exercise; EFrest, ejection fraction at rest; LVEDD, end diastolic diameter; LVEDVexe, end diastolic volume with exercise; LVEDVrest, end diastolic volume at rest; LVESD, end systolic diameter; LVESVexe, end systolic volume with exercise; LVESVrest, end systolic volume at rest; METS, metabolic equivalents; RPP, rate–pressure product; Vo2max, maximum oxygen consumption. | |||
| Rest | |||
| LVEDD (cm) | 5.8 (0.7) | 5.8 (0.8) | 0.97 |
| LVESD (cm) | 3.3 (0.4) | 3.4 (0.6) | 0.48 |
| LVEDVrest (ml) | 118 (35) | 122 (43) | 0.70 |
| LVESVrest (ml) | 43 (16) | 44 (19) | 0.85 |
| EFrest (%) | 64 (7) | 64 (7) | 0.86 |
| Exercise | |||
| LVEDVexe (ml) | 103 (37) | 95 (27) | 0.38 |
| LVESVexe (ml) | 27 (14) | 42 (13) | <0.0001 |
| EFexe (%) | 74 (8) | 56 (8) | <0.0001 |
| ΔEF (%) | 10 (6) | −8 (9) | <0.0001 |
| Peak RPP (×1000) | 28 (6) | 27 (6) | 0.45 |
| Functional capacity | |||
| METS | 7.8 (3.6) | 5.1 (1.5) | 0.001 |
| Vo2max (ml/kg/min) | 24.8 (9.9) | 15.8 (6.0) | 0.004 |