Table 3:

Impact of time from onset to imaging on ASPECTS

Paired Agreement	0–1 Hour	1–2 Hours	2–6 Hours	P Value
Rater 1 versus criterion standard	0.26	0.41	0.54	.10
Rater 2 versus criterion standard	0.38	0.42	0.32	.77
Rater 3 versus criterion standard	0.27	0.34	0.58	.03
Rater 4 versus criterion standard	0.72	0.68	0.84	.04
Rater 5 versus criterion standard	0.55	0.46	0.50	.71
Automated ASPECTS versus criterion standard	0.37	0.66	0.67	.002

Note:—Data are weighted κ values.