TABLE 1:

Repeated measurements of lesion sizes

Baboon	Observer 1 Measurements (mm²)							Observer 2 Measurements (mm²)
	CT Perfusion							CT Perfusion
	30 Minutes			150 Minutes				30 Minutes			150 Minutes
	CBF	CBV	MTT	CBF	CBV	MTT	MRI	CBF	CBV	MTT	CBF	CBV	MTT	MRI
1	878	888	878	847	845	846	912	864	897	886	897	907	856	882
2	818	815	775	376	329	334	413	840	854	845	384	386	396	382
3	865	829	855	817	929	844	901	888	869	843	903	844	905	873
4	422	399	775	402	405	709	495	453	463	915	493	469	875	484
5	756	731	749	ND	ND	ND	696	704	709	726	ND	ND	ND	724
1	884	885	857	874	857	847	834	840	884	905	894	850	917	865
2	844	833	844	346	317	331	404	868	858	832	403	406	413	370
3	840	811	819	909	871	801	884	877	908	874	904	905	849	879
4	422	398	819	408	396	797	493	493	482	921	462	498	852	472
5	776	671	707	ND	ND	ND	684	715	685	683	ND	ND	ND	732
1	909	881	872	911	896	868	863	865	847	920	849	874	847	858
2	862	868	840	392	350	322	379	826	833	839	382	376	406	383
3	909	868	859	903	892	876	863	881	889	850	862	859	823	890
4	415	403	763	412	401	750	434	464	501	852	488	485	917	488
5	759	712	688	ND	ND	ND	655	710	711	722	ND	ND	ND	736
1	920	893	915	931	832	883	912	909	871	868	867	925	898	863
2	852	850	805	392	379	359	369	871	819	820	401	391	413	377
3	948	855	844	907	874	860	887	861	902	866	849	828	878	861
4	409	406	774	421	401	762	460	478	470	837	479	471	876	472
5	749	711	651	ND	ND	ND	683	729	683	707	ND	ND	ND	725
	Coefficient of Variation (%)^*							Coefficient of Variation (%)^*
1	2.2	0.6	2.8	4.2	3.2	2.1	4.4	3.3	2.5	2.5	2.6	3.7	3.8	1.2
2	2.3	2.7	4.0	5.8	7.9	4.7	5.3	2.5	2.1	1.3	2.8	3.2	2.0	1.7
3	5.4	3.0	2.1	5.1	3.0	3.8	1.8	1.3	2.0	1.7	3.2	3.8	4.1	1.4
4	1.5	0.9	3.1	1.9	1.0	4.8	6.2	3.7	3.5	4.9	2.9	2.7	3.1	1.7
5	1.5	3.6	5.8	ND	ND	ND	2.6	1.5	2.2	2.7	ND	ND	ND	0.8

↵* Average variabilities were 3.7% for observer 1 and 2.1% for observer 2. No statistically significant differences in interobserver or intraobserver variabilities were present, as measured by using ANOVA (P > 0.36).