Table 2.

Test-retest intraclass correlation coefficients and 95% confidence intervals for the imaging parameters.

	ICC (95% CI)	P-values
ASPECTS	0.81 (0.69–0.88)	0.000
ASITN/SIR grade	0.73 (0.65–0.80)	0.000
AOL grade	0.88 (0.84–0.92)	0.000
mTICI grade	0.63 (0.52–0.72)	0.000
Fazekas scale	0.96 (0.95–0.97)	0.000

ICC, Intraclass Correlation Coefficients; CI, confidence interval; ASPECTS, Alberta Stroke Program Early CT Score; ASITN/SIR, American Society of Intervention and Therapeutic Neuroradiology/Society of Interventional Radiology; AOL, arterial occlusive lesion; mTICI, modified Thrombolysis in Cerebral Infarction.