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 1: Summary data for the studies included in the secondary analysis
Study Source Method No. of Arteries No. of Readers Weighting^*
Eliasziw et al, 1994 (6) Fig 5 (upper) NASCET 105 1 Uniform
Fig 5 (lower) NASCET 105 2 Uniform
Young et al, 1996 (12) Fig 3 CC 101 1 Uniform
Fig 4 CC 101 1 Uniform
Fig 5 CC 101 2 Uniform
Stapf et al, 2000 (15) Table 1 ECST 45 3 Mod-sev
Table 1 NASCET 45 3 Mod-sev
Rothwell et al, 1994 (8) —^† ECST 1001 2 Uniform
NASCET indicates the North American Symptomatic Carotid Endarterectomy Trial; CC, common carotid; ECST, European Carotid Surgery Trial.
* Refers to the distribution of carotid stenosis values in the dataset.
† From summary SD plot in Rothwell (14).

Study	Source	Method	No. of Arteries	No. of Readers	Weighting^*
Eliasziw et al, 1994 (6)	Fig 5 (upper)	NASCET	105	1	Uniform
	Fig 5 (lower)	NASCET	105	2	Uniform
Young et al, 1996 (12)	Fig 3	CC	101	1	Uniform
	Fig 4	CC	101	1	Uniform
	Fig 5	CC	101	2	Uniform
Stapf et al, 2000 (15)	Table 1	ECST	45	3	Mod-sev
	Table 1	NASCET	45	3	Mod-sev
Rothwell et al, 1994 (8)	—^†	ECST	1001	2	Uniform