Table 3

Correlations between independent predictor variables

GenderBMIObstructionEmphysemaAfterload
BMI0.2233*
Obstruction−0.0480−0.1733*
Emphysema−0.2498*−0.2858*0.5624*
Afterload−0.1160−0.1515*0.4132*0.4214*
RV/LV EDVI−0.1339−0.07030.2417*0.1546*0.2417*

  • Gender: female is a reference category for gender.

  • Bold values are statistically significant. Significant differences within each variable are indicated as: 

  • *p<0.05; p values refers to Kendall’s t correlation.

  • BMI, body mass index; RV/LV EDVI, right ventricle/left ventricle end-diastolic volume ratio.