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| Variable | Salvage index | P-value |
| KCCQ-CSS: Kansas City Cardiomyopathy Questionnaire Clinical Summary Score; LVEF: left ventricular ejection fraction; 6MWD: 6-min walk test distance. | ||
| LVEF, 12 months | r = 0.452 | < 0.01 |
| KCCQ-CS | r = 0.440 | < 0.01 |
| 6MWD | r = 0.384 | < 0.01 |
