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
                )

        )

)
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
                )

        )

)



            Patient demographics and baseline measures of patients enrolled in the INVEST study compared with those who were eligible for the study but refused
          
Lead Site, Enrolled (n = 27)Lead Site, Eligible, Refused (n = 70)P Value*
Demographics
    Age, mean (SD) (years)73.7 (9.2)76.6 (9.2)0.17
    Women, No. (%)20 (74)55 (79)0.64
Primary measures, mean (SD)
    RMDS score (0–23)18.0 (4.2)18.6 (3.6)0.51
    Pain numeric rating scale (0–10)
        At rest3.4 (3.3)–
        With activity8.5 (2.0)–
        Pain intensity (average in last 24 hours)†7.6 (2.1)–
  • Note:—–indicates not compared; RMDS, Roland-Morris Disability Scale.
  • * Age, proportion of women, and RMDS scores between INVEST subjects at the lead site and eligible/refused patients compared using 2-sample t tests and χ2 tests (where appropriate).
  • † INVEST study measure of pain.