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Table 2: 
Quality assessment for included studies
Study^a Question Total
1 2 3 4 5 6 7 8 9 10 11 12 13 14 
Noncontrast studies 
    Alexandrov et al 2 2 2 2 * * * 2 2 2 2 * 2 2 20/20
    Daffertshofer et al 2 2 1 2 * * * 2 1 2 2 * 2 2 18/20
    Derex et al 2 2 2 2 * * * 1 2 2 2 * 2 2 19/20
    Eggers et al 2 2 2 2 2 * * 2 1 2 2 2 2 2 23/24
    Gerriets et al (DIAS) 2 2 2 2 * * * 2 2 2 * * 2 2 18/18
    Kwon et al 1 1 2 2 * * * 2 1 2 2 * 2 2 17/20
    Molina et al 2 2 2 2 * 2 * 2 2 2 2 2 2 2 24/24
    Neumann-Haefelin et al 2 2 2 1 * * * 2 1 2 2 * 2 2 18/20
    Rubeira et al 2 2 2 2 * * * 2 2 2 2 * 2 2 20/20
    Savitz et al 2 2 2 2 * * * 2 2 2 2 * 2 2 20/20
    Sekoranja et al 2 2 2 2 * * * 2 1 1 * * 2 2 16/18
    Yasaka et al (ASK) 2 2 2 2 2 2 2 2 1 2 2 2 2 2 27/28
Contrast studies 
    Muir et al 2 2 2 2 * 2 * 2 1 2 2 * 2 2 21/22
    Murphy et al 2 2 2 2 * 2 * 2 1 2 2 * 2 2 21/22
    Wintermark et al 2 2 2 2 * * * 2 2 2 2 * 2 2 20/20
    von Kummer et al 2 2 2 2 * * * 2 2 2 2 * 2 2 20/20
    Sasaki et al 2 2 2 2 * * * 2 1 2 2 * 2 2 19/20
    Mori et al 2 2 2 2 2 2 2 2 1 2 2 * 2 2 25/26

Note:—ASK indicates Australian Streptokinase Trial.


^a  These are the same studies as cited in Table 1.