Table 6.
Change in LVEF, Volumes, and Regional Wall Motion
| PCI Group |
MED Group |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | Baseline | 1 Year | Absolute Change |
% Change | Baseline | 1 Year | Absolute Change |
% Change | Absolute Change, P |
% Change, P |
| LVEF | 48.3±10.2 | 52.5±10.1 | 4.2±8.9 | 11.1±21.7 | 48.0±10.3 | 51.4±10.1 | 3.5±8.2 | 9.3±21.2 | 0.47 | 0.47 |
| LVESVI, mL/m2* | 29.7 | 27.1 | −0.5 | −1.7 | 30.4 | 31.5 | 1.0 | 4.5 | 0.10 | 0.07 |
| IQR | 23.3, 39.5 | 21.0, 38.7 | −9.3, 5.0 | −30.3, 14.9 | 22.4, 43.3 | 23.1, 44.5 | −5.7, 7.3 | −17.0, 20.8 | … | … |
| LVEDVI, mL/m2* | 58.9 | 61.8 | 3.2 | 5.3 | 60.4 | 66.6 | 5.3 | 8.7 | 0.07 | 0.09 |
| IQR | 49.3, 79.5 | 49.8, 77.2 | −8.2, 13.3 | −15.1, 21.5 | 50.6, 75.8 | 52.2, 87.4 | −4.6, 23.2 | −7.1, 39.0 | … | … |
| Target RWM score, SD/chord | −2.98±0.90 | −2.31±1.09 | 0.67±1.00 | 20.3±38.9 | −3.11±0.83 | −2.63±1.07 | 0.49±0.89 | 14.8±33.3 | 0.10 | 0.20 |
IQR indicates interquartile range; RWM, regional wall motion.
For LVEF, n=150 PCI, 136 MED; for LVESVI and LVEDVI, n=86 PCI, 76 MED; for RWM, n=149 PCI, 133 MED.
P values are for between group-comparisons.
*
Unindexed median absolute changes for PCI and MED groups are: LVESV −1.0 vs 2.0 mL; LVEDV 6.0 vs 10.0 mL. Unindexed mean absolute changes for PCI and MED groups are: LVESV −4.4±28.5 vs 8.1±48.0 mL; LVEDV 0.4±43.0 vs 22.7±64.2 mL.