Incidence and influence of prosthesis-patient mismatch after reoperative aortic valve replacement: a retrospective single-center study

Table 5 Postoperative echocardiographic characteristics

	Total (n = 113)	Repeat AVR (n = 44)	Primary AVR (n = 69)	p
Mean PG (mmHg)	13.7 ± 6.3	15.2 ± 6.4	12.7 ± 6.2	0.04
Indexed EOA of PV (cm²/m²)	1.01 ± 0.33	0.92 ± 0.26	1.06 ± 0.36	0.04
Prosthesis-patient mismatch				0.87
None	72 (63.7)	27 (61.4)	45 (65.2)
Moderate	30 (26.5)	12 (27.3)	18 (26.1)
Severe	11 (9.7)	5 (11.4)	6 (8.7)

AVR aortic valve replacement, EOA effective orifice areas, PG pressure gradient, PV prosthetic valve

ISSN: 1749-8090