Differences between the subgroups with or without IMPR (terciles for age, LVEF and EXT1 or pentiles for BMI)
| Categorical variables | The percentage of patients within the tercile or category in the subgroup with IMPR | The percentage of patients within the tercile or category in the subgroup without IMPR | P |
|---|---|---|---|
| Age | |||
| ≤ 56 years | 37.5% | 31.7% | 0.4596 |
| > 56 years but ≤ 64 years | 32.4% | 34.5% | |
| > 64 years | 30.1% | 33.8% | |
| Gender | |||
| Male | 73.1% | 69.7% | 0.4417 |
| Female | 26.9% | 30.3% | |
| BMI | |||
| ≤ 25 | 19.5% | 28.9% | 0.1816 |
| > 25 but ≤ 30 | 50.4% | 42.8% | |
| > 30 but ≤ 35 | 23.2% | 20.7% | |
| > 35 but ≤ 40 | 5.2% | 4.8% | |
| > 40 | 1.7% | 2.8% | |
| LVEF | |||
| LVEF≤ 42% | 27.2% | 49.7% | < 0.0001 |
| > 42% but ≤ 50% | 43.6% | 24.1% | |
| > 50% | 29.2% | 26.2% | |
| EXT1 | |||
| ≤ 5.7 METs | 35.0% | 30.3% | 0.0078 |
| > 5.7 METs but ≤ 8.4 METs | 35.8% | 26.2% | |
| > 8.4 METs | 29.2% | 43.5% | |