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    Results: 1 to 20 of 209

    1.

    Adjustments for center in multicenter studies: an overview.

    Localio AR, Berlin JA, Ten Have TR, Kimmel SE.

    Ann Intern Med. 2001 Jul 17;135(2):112-23. Review.PMID: 11453711 [PubMed - indexed for MEDLINE]Related articlesFree article

    2.

    Review of guidelines for good practice in decision-analytic modelling in health technology assessment.

    Philips Z, Ginnelly L, Sculpher M, Claxton K, Golder S, Riemsma R, Woolacoot N, Glanville J.

    Health Technol Assess. 2004 Sep;8(36):iii-iv, ix-xi, 1-158. Review.PMID: 15361314 [PubMed - indexed for MEDLINE]Related articlesFree article

    3.

    The evaluation of treatment when center-specific selection criteria vary with respect to patient risk.

    DeLong ER, Coombs LP, Ferguson TB Jr, Peterson ED.

    Biometrics. 2005 Dec;61(4):942-9.PMID: 16401267 [PubMed - indexed for MEDLINE]Related articles

    4.

    Explanations for improvement in both experimental and control groups.

    Becker H, Roberts G, Voelmeck W.

    West J Nurs Res. 2003 Oct;25(6):746-55. Review.PMID: 14528620 [PubMed - indexed for MEDLINE]Related articles

    5.

    An empirical comparison of several clustered data approaches under confounding due to cluster effects in the analysis of complications of coronary angioplasty.

    Berlin JA, Kimmel SE, Ten Have TR, Sammel MD.

    Biometrics. 1999 Jun;55(2):470-6.PMID: 11318202 [PubMed - indexed for MEDLINE]Related articles

    6.

    Trial design and reporting standards for intra-arterial cerebral thrombolysis for acute ischemic stroke.

    Higashida RT, Furlan AJ, Roberts H, Tomsick T, Connors B, Barr J, Dillon W, Warach S, Broderick J, Tilley B, Sacks D; Technology Assessment Committee of the American Society of Interventional and Therapeutic Neuroradiology; Technology Assessment Committee of the Society of Interventional Radiology.

    Stroke. 2003 Aug;34(8):e109-37. Epub 2003 Jul 17. Erratum in: Stroke. 2003 Nov;34(11):2774. PMID: 12869717 [PubMed - indexed for MEDLINE]Related articlesFree article

    7.

    The ISAT trial.

    Britz GW, Newell DW, West GA, Lam A.

    Lancet. 2003 Feb 1;361(9355):431-2; author reply 432. No abstract available. PMID: 12573405 [PubMed - indexed for MEDLINE]Related articles

    8.

    Methods to adjust for bias and confounding in critical care health services research involving observational data.

    Wunsch H, Linde-Zwirble WT, Angus DC.

    J Crit Care. 2006 Mar;21(1):1-7.PMID: 16616616 [PubMed - indexed for MEDLINE]Related articles

    9.

    Addressing the issue of channeling bias in observational studies with propensity scores analysis.

    Lobo FS, Wagner S, Gross CR, Schommer JC.

    Res Social Adm Pharm. 2006 Mar;2(1):143-51.PMID: 17138506 [PubMed - indexed for MEDLINE]Related articles

    10.

    Some controversies in planning and analysing multi-centre trials.

    Senn S.

    Stat Med. 1998 Aug 15-30;17(15-16):1753-65; discussion 1799-800. Review.PMID: 9749445 [PubMed - indexed for MEDLINE]Related articles

    11.

    [Roaming through methodology. XXIV. Problems in generalizing from randomized intervention studies with selected patient populations]

    Zielhuis GA.

    Ned Tijdschr Geneeskd. 2000 Sep 23;144(39):1860-4. Review. Dutch. PMID: 11031678 [PubMed - indexed for MEDLINE]Related articles

    12.

    Risk factors, confounding, and the illusion of statistical control.

    Christenfeld NJ, Sloan RP, Carroll D, Greenland S.

    Psychosom Med. 2004 Nov-Dec;66(6):868-75. Review.PMID: 15564351 [PubMed - indexed for MEDLINE]Related articlesFree article

    13.

    Design effect in multicenter studies: gain or loss of power?

    Vierron E, Giraudeau B.

    BMC Med Res Methodol. 2009 Jun 18;9:39.PMID: 19538744 [PubMed - indexed for MEDLINE]Related articlesFree article

    14.

    Sickle cell patients deserve controlled recommendations.

    Strauss RG.

    Transfusion. 2002 May;42(5):658-9; author reply 659-60. No abstract available. PMID: 12084176 [PubMed - indexed for MEDLINE]Related articles

    15.

    An index for assessing blindness in a multi-centre clinical trial: disulfiram for alcohol cessation--a VA cooperative study.

    James KE, Bloch DA, Lee KK, Kraemer HC, Fuller RK.

    Stat Med. 1996 Jul 15;15(13):1421-34.PMID: 8841652 [PubMed - indexed for MEDLINE]Related articles

    16.

    The account for provider and center effects in multicenter interventional and surgical randomized controlled trials is in need of improvement: a review.

    Biau DJ, Porcher R, Boutron I.

    J Clin Epidemiol. 2008 May;61(5):435-9. Review.PMID: 18394535 [PubMed - indexed for MEDLINE]Related articles

    17.

    Relationship between rate of patient enrollment and quality of clinical center performance in two multicenter trials in ophthalmology.

    Hawkins BS, Prior MJ, Fisher MR, Blackhurst DW.

    Control Clin Trials. 1990 Oct;11(5):374-94.PMID: 1963130 [PubMed - indexed for MEDLINE]Related articles

    18.

    Uses of ecologic studies in the assessment of intended treatment effects.

    Wen SW, Kramer MS.

    J Clin Epidemiol. 1999 Jan;52(1):7-12.PMID: 9973068 [PubMed - indexed for MEDLINE]Related articles

    19.

    Methodological advances and plans for improving regulatory success for confirmatory studies.

    Koch GG, Davis SM, Anderson RL.

    Stat Med. 1998 Aug 15-30;17(15-16):1675-90. Review.PMID: 9749439 [PubMed - indexed for MEDLINE]Related articles

    20.

    Barriers to conducting randomised controlled trials: lessons learnt from the Horsechestnut & Venous Leg Ulcer Trial (HAVLUT).

    Leach MJ.

    Contemp Nurse. 2003 Aug;15(1-2):37-47.PMID: 14649507 [PubMed - indexed for MEDLINE]Related articles

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