Table 4.

Diastolic function related indicator of single and dual anti-HER2 targeted therapy groups

	Trastuzumab (n = 40)	Trastuzumab + pertuzumab (n = 40)	P value
e’ (cm/s)	5.42 ± 2.32	5.65 ± 2.77	0.728
E/e’	11.35 ± 3.29	10.79 ± 2.74	0.645
LAV (ml/m2)	30.25 ± 4.82	31.2 ± 5.30	0.383
TRV (m/s)	2.56 ± 0.32	2.22 ± 0.58	0.496