Table 1:

Preprocedure patient characteristics

Label	Before matching					After matching
	SAVR, N = 105		TAVR, N = 59			SAVR, N = 29		TAVR, N = 29
	N a	Count (%) or mean (SD)	N a	Count (%) or mean (SD)	SMD (%)	N a	Count (%) or mean (SD)	N a	Count (%) or mean (SD)	SMD (%)
Demographics (SD)
Age (years)	105	73 (10)	59	78 (10)	45	29	77 (7.7)	29	77 (9.7)	–2.9
Sex (Female)	105	60 (57)	59	30 (51)	–13	29	15 (52)	29	17 (59)	14
Body surface area (m2)	103	1.9 (0.23)	56	1.9 (0.20)	21	27	1.9 (0.22)	27	1.9 (0.21)	–12
Comorbidities (%, SD)
Prior cardiovascular surgery	105	30 (29)	59	32 (54)	54	29	12 (41)	29	12 (41)	0.0
Prior myocardial infarction	105	31 (30)	59	20 (34)	9.4	29	8 (28)	29	9 (31)	7.6
Congestive heart failure	105	41 (39)	56	34 (61)	44	29	15 (52)	28	15 (54)	3.7
Left ventricular ejection fraction	105	52 (10)	58	52 (13)	–3.2	29	50 (12)	28	51 (12)	6.8
Hypertension	105	96 (91)	56	45 (80)	–32	29	25 (86)	28	23 (82)	–11
Chronic obstructive pulmonary disease	105	42 (40)	59	31 (53)	25	29	11 (38)	29	19 (66)	57
Prior stroke	105	27 (26)	59	12 (20)	–13	29	7 (24)	29	8 (28)	7.9
Peripheral artery disease	105	27 (26)	59	23 (39)	29	29	12 (41)	29	10 (34)	–14
Carotid disease	105	46 (44)	59	8 (14)	–71	29	15 (52)	29	4 (14)	–88
Valve pathology features (SD, %)
Aortic stenosis
Aortic valve area (cm2)	92	0.68 (0.18)	55	0.61 (0.13)	–43	25	0.62 (0.17)	27	0.62 (0.13)	2.8
Mean gradient (mmHg)	100	42 (17)	57	45 (16)	13	28	47 (16)	28	45 (17)	–13
Aortic regurgitation (Y/N)	105	69 (66)	59	34 (58)	–17	29	21 (72)	29	16 (55)	–36

^aPatients with data available.

SAVR: surgical aortic valve replacement; SD: standard deviation; SMD: standardized mean difference; TAVR: transcatheter aortic valve replacement.