Journal of Clinical Epidemiology
Volume 60, Issue 8 , Pages 819-824 , August 2007

Survey among 78 studies showed that Lasagna's law holds in Dutch primary care research

  • Johannes C. van der Wouden

      Affiliations

    • Department of General Practice, Erasmus MC – University Medical Center, Rotterdam, Netherlands
    • Corresponding Author InformationCorresponding author. Erasmus MC – University Medical Center Rotterdam, General practice, Room Ff305, P.O. Box 1738, 3000 DR Rotterdam, Netherlands. Tel.: +31104087611; fax: +31104089491.
  • ,
  • Annette H. Blankenstein

      Affiliations

    • EMGO Institute/Department of General Practice – VU University Medical Centre, Amsterdam, Netherlands
  • ,
  • Marcus J.H. Huibers

      Affiliations

    • Department of General Practice, University of Maastricht, Netherlands
  • ,
  • Danielle A.W.M. van der Windt

      Affiliations

    • EMGO Institute/Department of General Practice – VU University Medical Centre, Amsterdam, Netherlands
  • ,
  • Wim A.B. Stalman

      Affiliations

    • EMGO Institute/Department of General Practice – VU University Medical Centre, Amsterdam, Netherlands
  • ,
  • Arianne P. Verhagen

      Affiliations

    • Department of General Practice, Erasmus MC – University Medical Center, Rotterdam, Netherlands

,Accepted 7 November 2006.

References 

  1. Mant D. R&D in primary care. National Working Group Report. UK: Department of Health, 1997. (Report No. 97CC0138.) Available at http://www.dh.gov.uk/assetRoot/04/02/41/50/04024150.pdf. Accessed Dec. 6, 2006.
  2. Ovhed I, van Royen P, Hakansson A. What is the future of primary care? Probably fairly bright, if we may believe the historical development. Scand J Prim Health Care. 2005;23:248–253
  3. Gorringe JAL. Initial preparation for clinical trials. In:  Harris EL,  Fitzgerald JD editor. The principles and practice of clinical trials. Edinburgh/London: Livingstone; 1970;
  4. Tognoni G, Alli C, Avanzini F, Bettelli G, Colombo F, Corso R, et al. Randomised clinical trials in general practice: lessons from a failure. BMJ. 1991;303:969–971
  5. Peto V, Coulter A, Bond A. Factors affecting general practitioners' recruitment of patients into a prospective study. Fam Pract. 1993;10:207–211
  6. Tasche MJA. Practical aspects of a randomized controlled trial in general practice; patient recruitment, inclusion and follow-up from an academic centre. In: Prophylactic inhalation therapy in preschool children with asthma. Thesis. Rotterdam: Erasmus University, 1999.
  7. Van der Windt DAWM, Koes BW, van Aarst M, Heemskerk MAMB, Bouter LM. Practical aspects of conducting a randomised trial. Br J Gen Pract. 2000;50:371–374
  8. Huibers MJH, Bleijenberg G, Beurskens AJHM, Kant IJ, Knottnerus JA, van der Windt DAWM, et al. An alternative trial design to overcome validity and recruitment problems in primary care research. Fam Pract. 2004;21:213–218
  9. Foy R, Parry J, Duggan A, Delaney B, Wilson S, Lewin-van den Broek NTH, et al. How evidence based are recruitment strategies to randomized controlled trials in primary care? Experience from seven studies. Fam Pract. 2003;20:83–92
  10. Ross S, Grant A, Counsell C, Gillespie W, Russell I, Prescott R. Barriers to participation in randomised controlled trials: a systematic review. J Clin Epidemiol. 1999;52:1143–1156
  11. Mapstone J, Elbourne D, Roberts I. Strategies to improve recruitment to research studies. The Cochrane Database of Methodology Reviews. 2002;Issue 3:Art. No.: MR000013
  12. Gray RW, Woodward NJ, Carter YH. Barriers to the development of collaborative research in general practice: a qualitative study. Br J Gen Pract. 2001;51:221–222
  13. Murphy E, Spiegal N, Kinmonth AL. ‘Will you help me with my research?’ Gaining access to primary care settings and subjects. Br J Gen Pract. 1992;42:162–165
  14. Jonker PL, Sumajow CA. Randomised clinical trials in general practice. BMJ. 1992;304:508
  15. Smidt N. Discussion. In: Conservative treatments for tennis elbow in primary care. Thesis. Amsterdam: Free University. 2001:143.
  16. Ward E, King M, Lloyd M, Bower P, Friedli K. Conducting randomized trials in general practice: methodological and practical issues. Br J Gen Pract. 1999;49:919–922
  17. Ransohoff DF, Feinstein AR. Problems of spectrum and bias in evaluating the efficacy of diagnostic tests. N Engl J Med. 1978;299:926–930

PII: S0895-4356(06)00434-3

doi: 10.1016/j.jclinepi.2006.11.010

Journal of Clinical Epidemiology
Volume 60, Issue 8 , Pages 819-824 , August 2007