Table 2 Regression analysis of the association of 10% increased of myocardial microvascular function and myocardial extracellular volume with myocardial systolic global strain parameters
GLS | GCS | GRS | ||||
|---|---|---|---|---|---|---|
Beta (95% CI) | p | Beta (95% CI) | p | Beta (95% CI) | p | |
Univariable | ||||||
10% MBF rest | 0.2 (− 0.0001 to 0.4) | 0.05 | − 0.3 (− 0.5 to − 0.1) | ** | 0.6 (0.02 to 1.1) | 0.047 |
10% MBF stress | − 0.2 (− 0.4 to − 0.1) | ** | − 0.04 (− 0.2 to 0.07) | 0.5 | 0.1 (− 0.2 to 0.5) | 0.5 |
10% MPR | − 0.6 (− 0.8 to − 0.4) | ** | 0.1 (− 0.07 to 0.4) | 0.2 | − 0.2 (− 0.9 to 0.5) | 0.6 |
10% ECV | 0.6 (0.2 to 1.1) | 0.003 | 0.04 (− 0.40 to 0.48) | 0.9 | − 0.23 (− 1.58 to 1.11) | 0.73 |
Multivariable, age, sex, hypertension and smoking | ||||||
10% MBF rest | 0.2 (− 0.05 to 0.4) | 0.1 | − 0.2 (− 0.4 to − 0.02) | 0.03 | 0.3 (− 0.3 to 0.9) | 0.3 |
10% MBF stress | − 0.2 (− 0.4 to − 0.1) | ** | 0.05 (− 0.07 to 0.2) | 0.4 | 0.02 (− 0.4 to 0.4) | 0.9 |
10% MPR | − 0.5 (− 0.8 to − 0.3) | ** | 0.3 (0.02 to 0.5) | 0.035 | − 0.2 (− 0.9 to 0.6) | 0.7 |
10% ECV | 0.5 (0.1 to 0.9) | 0.03 | 0.20 (− 0.24 to 0.64) | 0.4 | − 0.79 (− 2.20 to 0.61) | 0.3 |
Multivariable where both ECV and MPR are included in the same multivariable model | ||||||
10% MBF rest | 0.2 (− 0.04 to 0.4) | 0.1 | − 0.2 (− 0.4 to 0.02) | 0.08 | 0.3 (− 0.3 to 0.9) | 0.4 |
10% MBF stress | − 0.2 (− 0.3 to − 0.08) | ** | 0.08 (− 0.05 to 0.2) | 0.2 | − 0.01 (− 0.4 to 0.4) | 1.0 |
10% MPR | − 0.5 (− 0.8 to − 0.3) | ** | 0.3 (0.02 to 0.5) | 0.03 | − 0.2 (− 0.9 to 0.6) | 0.7 |
10% ECV | 0.1 (− 0.3 to 0.6) | 0.5 | 0.15 (− 0.31 to 0.63) | 0.5 | − 0.56 (− 2.08 to 0.96) | 0.5 |