Table 4.

Discrimination between recanalizers versus non recanalizers in the whole cohort and in the subpopulation of patients treated with the MERCI retriever only

	Whole cohort (n = 57)	MERCI cohort (n = 50)
	p valuea	p valuea
VolATD6 > 27 ml	0.111	0.093
VolATD + 1.5SD > 159 ml	0.113	0.153
VolDWI > 15 ml	0.056	0.121
VolATD6 > 27 ml and DWI > 15 ml	0.032	0.024
Angio grade 0–1 vs 2–4	0.0054	0.011
Angio grade 0–2 vs 3–4	0.0069	0.015

^aTwo-tailed Fisher’s exact test