Sex-related differences in outcome of thoracic aortic surgery

Table 4 Comparison between baseline characteristics of patients and 7-day outcomes after thoracic aortic surgery

Variable	Female (n = 146)		P value	Male (n = 309)		P value
Variable	Pre-operation	Post-operation	P value	Pre-operation	Post-operation	P value
transvalvular pressure difference^a	72.8 ± 52.62	28.6 ± 12.39	<0.001	52.1 ± 39.44	22.4 ± 7.20	0.008
LV volume index (ml/m2.7)^b	41.2 ± 18.45	28.7 ± 10.56	<0.001	47.9 ± 21.13	31.9 ± 12.97	<0.001
LVEF (%)	60.2 ± 9.07	58.9 ± 7.47	0.082	57.0 ± 9.49	56.6 ± 9.13	0.477
IVST (mm)^c	1.2 ± 0.25	1.2 ± 0.19	0.516	1.3 ± 0.23	1.3 ± 0.21	0.114
LV PWT (mm)^d	1.2 ± 0.48	1.2 ± 0.17	0.676	1.2 ± 0.18	1.3 ± 0.16	<0.001

a: transvalvular pressure difference; b: LV volume index at end-diastole (ml/m2.7); c: IVST at end-diastole (mm); d: LV PWT at end-diastole (mm). A p value < 0.05 was considered statistically significant

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