Table 5.

Correlation of mean pulmonary arterial pressure (mPAP) with parameters of ECG in patients during the post-operative period.

Variables	mPAP
	r	P
Rv1	0.390	0.001*
Rv5	−0.266	0.039
Rv1 + Sv5	0.320	0.011*
QRS axis	0.289	0.006*
Sv5	0.290	0.056
V1 R/S	0.550	0.001*

mPAP, mean pulmonary artery pressure.

^*p-value of <0.05.