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
                )

        )

)


Table 2: 

Demographics of categories with various preoperative pain durationsa


≤6 Weeks20,26,29–31,34–376–24 Weeks1,9,21,28,33>24 Weeks19,25,32
No. of included studies1253
No. of patients (mean) (SD, range)71 (49, 25–175)98 (39, 55–155)57 (11, 50–70)
No. of levels (mean) (SD, range)93 (78, 30–250)143 (53, 85–214)91 (11, 82–103)
Preoperative pain duration by week (mean) (SD, range)2.7 (1.3, 1.2–5.6)15.9 (5.7, 6.3–21.5)42 (16, 31–60)
  • 


    ↵a The studies11,13,15 that did not present a single number for preoperative pain or age of fracture were excluded from this calculation.