Table 2.

Median BBB Permeability measurements

Ipsi-lateral (IQ range)	Contra-lateral (IQ range)	P-value	BBB Permeability (in ml/100gr/min)
Penumbra	1.89 (1.23–2.79)	1.71 (1.15–2.73)	0.3
Infarct core	1.74 (0.90–2.99)	1.59 (1.03–2.59)	0.6
Extraction ratio (BBB Permeability/ CBF *100 %)
Penumbra	10.1 (5.65–16.76)	3.2 (2.16–6.18)	a
Infarct core	16.7 (9.38–33.26)	4.1 (2.21–7.57)	a
Ratio BBB Permeability ipsi-lateral/ contra-lateral
Penumbra	1.1 (0.79–1.61)		N/A
Infarct core	1.0 (0.67–1.53)		N/A

^aMann-Whitney U test not performed due to large difference in range between samples