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 2: Global tissue volumes normalized to total intracranial volume
Nonimpaired (n = 20) Cognitively Impaired (n = 25) P Value
Normalized GM volume (%) 42.3 (41.8–43.0) 41.0 (39.7–42.2) .003^{^a}
Normalized WM volume (%) 34.6 (33.9–35.4) 34.4 (34.0–35.3) .664^{^a}
Normalized WML volume (%) 0.3 (0.0–1.1) 1.3 (0.6–1.9) .002^{^a}
↵a Wilcoxon rank sum test (median [interquartile range]).

	Nonimpaired (n = 20)	Cognitively Impaired (n = 25)	P Value
Normalized GM volume (%)	42.3 (41.8–43.0)	41.0 (39.7–42.2)	.003^{^a}
Normalized WM volume (%)	34.6 (33.9–35.4)	34.4 (34.0–35.3)	.664^{^a}
Normalized WML volume (%)	0.3 (0.0–1.1)	1.3 (0.6–1.9)	.002^{^a}