Table 2:

Sensitivity and specificity of the brain imaging coverage to assess PCT infarct size one-third or more of the MCA territory compared with 80-mm z-axis coverage

Coverage (mm)	Sensitivity (%)	Specificity (%)
5	94	56
10	94	69
15	97	69
20	94	88
25	97	88
30	97	88
35	100	88
40	97	88
45	100	88
50	100	88
55	100	100
60	100	100
65	100	100
70	100	100
75	100	100
80 (criterion standard)	100	100

Note:—Bold numbers indicate the PCT coverages for which a 100% sensitivity and a 100% specificity are achieved.