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 ) ) ) 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
                )

        )

)

Table 3: Multivariable logistic regression model for ulcer detection by TOF-MRA among ulcers detected by CE-MRA
Characteristic Multivariable
OR 95% CI P
Orientation (distally pointing vs perpendicular) 5.57 1.08–28.65 0.04
Orientation (proximally-pointing vs perpendicular) 0.21 0.14–0.29 <0.001
Location (proximal vs isolevel)^{^a} 2.79 0.94–8.32 0.06
Location (distal vs isolevel)^{^a} 5.17 2.10–12.70 <0.001
Neck-to-depth ratio 1.96 1.11–3.45 0.02
Volume index 1.01 1.00–1.02 0.06
Degree of stenosis 0.97 0.94–1.01 0.23
Note:—Robust variance estimate was used to account for 2 readers' results for each ulcer.
↵a Ulcer location relative to point of maximum stenosis.

Characteristic	Multivariable
Characteristic	OR	95% CI	P
Orientation (distally pointing vs perpendicular)	5.57	1.08–28.65	0.04
Orientation (proximally-pointing vs perpendicular)	0.21	0.14–0.29	<0.001
Location (proximal vs isolevel)^{^a}	2.79	0.94–8.32	0.06
Location (distal vs isolevel)^{^a}	5.17	2.10–12.70	<0.001
Neck-to-depth ratio	1.96	1.11–3.45	0.02
Volume index	1.01	1.00–1.02	0.06
Degree of stenosis	0.97	0.94–1.01	0.23