Table 4.

Periprocedural and 4-year outcomes

	Peri-procedural endpoints
	Patch # events (rate ± SEM)	No Patch # events (rate ± SEM)	Hazard Ratio for Patch vs No Patch (95% CI)*	P- value	Hazard Ratio for Patch vs No Patch (95% CI)†	P- value
MI	19 (2.5±0.6)	6 (1.8±0.7)	1.46 (0.58,3.68)	0.43	1.07 (0.28, 3.99)	0.93
Stroke	9 (1.2±0.4)	13 (4.0±1.1)	0.35 (0.15,0.82)	0.02	1.58 (0.33, 7.58)	0.57
Stroke and death	9 (1.2±0.4)	13 (4.0±1.1)	0.35 (0.15,0.82)	0.02	1.58 (0.33,7.58)	0.57
Primary endpoint	28 (3.7±0.7)	18 (5.5±1.3)	0.74 (0.41,1.35)	0.33	1.26 (0.45, 3.56)	0.66
	Four-year endpoints
Stroke	22 (3.5±0.8)	20 (6.6±1.5)	0.54 (0.29,0.99)	0.047	1.23 (0.42,3.63)	0.71
Stroke and death	22 (3.5±0.8)	20 (6.6±1.5)	0.54 (0.29,0.99)	0.046	1.23 (0.42,3.63)	0.71
Primary endpoint	40 (5.9±0.9)	25 (8.1±1.6)	0.76 (0.46, 1.26)	0.29	1.13 (0.49, 2.63)	0.08

^*adjusted for symptomatic status

^†adjusted for symptomatic status and surgeon board specialty