1naresh

Array
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)
1nareshArray
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)

Table 1: Subgroup analysis of anterior versus posterior circulation occlusions
Anterior (n = 22) Posterior (n = 16) P Value
Mean age (range) (yr) 59.3 (34–77) 63.1 (39–79) .24
Male (%) 40.9 62.5 .32
Median time between BBMRI and CTA/DSA days (range) (day) 3 (0–18) 1 (0–20) .62
Occlusion chronicity (%) .02
    Acute/subacute 59.1 18.8 
    Chronic/incidental 40.9 81.2 
Hyperintensity (%) .29
    Grade 1 77.3 56.2 
    Grade 2 22.7 43.7 
Enhancement (%) .99
    Grade 1 18.2 12.5 
    Grade 2 81.8 87.5

	Anterior (n = 22)	Posterior (n = 16)	P Value
Mean age (range) (yr)	59.3 (34–77)	63.1 (39–79)	.24
Male (%)	40.9	62.5	.32
Median time between BBMRI and CTA/DSA days (range) (day)	3 (0–18)	1 (0–20)	.62
Occlusion chronicity (%)			.02
Acute/subacute	59.1	18.8
Chronic/incidental	40.9	81.2
Hyperintensity (%)			.29
Grade 1	77.3	56.2
Grade 2	22.7	43.7
Enhancement (%)			.99
Grade 1	18.2	12.5
Grade 2	81.8	87.5