Scientific presentations Friday, October 6, 13:00-15:00

Assessing the quality of non-English language randomized controlled trials: implications for the conduct of meta-analysis
D. Moher, P.R. Fortin, A.R. Jadad, P. Juni, T. Klassen, J.LeLorier, A. Liberati and K. Linde

The importance of prospectively registering trials: evidence of publication bias from a cohort study of research protocols
R.J. Simes, J. Stern and D. Ghersi

The development of a specialised trial database
C. Counsell

Building and exclusions after randomisation in controlled trials
Kenneth Schultz.

The role of the adequacy of effect model on the heterogeneity statistic in meta-analysis
M. Cucherat and ].P. Boissel

Benefits of meta-analysis using individual patient data
M. Clarke, L. Stewart and M. Parmar

Who uses the Cochrane Pregnancy and Childbirth Database?
C.J. Hyde

Systematic reviews as basis for a treatment standard for tennis elbow in general practice
W.J.J. Assendelft, J.O. Zaat, L.M Bouter and E. Hay

Poster presentations

Posters will be on display throughout the Colloquium. The authors of abstracts 1-27 will be available to discuss their posters on Thursday, October 5 from 17:00-18:00.
The authors of abstracts 28-53 will be available to discuss their posters on Saturday, October 7 from 17:00-18:00.

1. Controlled trials in systemic vasculitis
J. Dadoniené

2. A comparison of long and short quality scores of published trials
J.M. Fardy and D.G. Macintosh

3. The scope of empirical research in bioethics
J. Sugarman and R.R. Faden

4. Quality assessments of randomized controlled trials: an evaluation by the Chalmers versus the Jadad method
A. Ohlsson and J.B. Lacy

5. Vitamin D analogues in the prevention of axial and appendicular fractures: report of a meta-analysis
W.J. Gillespie, D.A. Henry, D.L. O'Connell, J. Robertson and E.M. Lau

6. Estrogens and osteoporosis: investigators concerned with technology rather than clinical science
D. O'Connell, J. Robertson, D. Henry and W. Gillespie

7. Estrogens and osteoporosis: quality of observational studies
D. O'Connell, J. Robertson, D. Henry and W. Gillespie

8. Advantages of the meta-analysis of individual patient data: an example from superficial bladder cancer
L. Bijnens, R. Sylvester, A. Ivanov, G. Hoctin Boes and A. Pawinski

9. A network for working nationally within the Cochrane Collaboration: the "Groupe Synthese" network
A.F. Gueyffier and J.P. Boissel on behalf of the "Centre de Information Therapeutique"

10. Structured clinical trial summaries
W.N. Strang, J.P. Boissel, J. Maupas, M. Cucherat, F. Gueyffier and M. Haugh

11. Pooling cost data from systematic reviews of economic studies
F. Sassi, T.O. Jefferson and V. Demicheli

12. The efficacy of epidural steroid injections for low back pain and sciatica: a systematic review
B.W. Koes, R.J.P.M. Scholten, J.M.A. Mens and L.M. Bouter

13. Methodological quality of randomized clinical trials on treatment efficacy in low back pain
B.W. Koes, L.M. Bouter and G.J.M.G. van der Hejden

14. Comparison of Medline and Embase retrieval of RCTs of the effects of educational interventions on asthma-related outcomes
F.M. Wolf, C.M. Grum, A. Bara, S. Milan and P.W. Jones

15. Identification of true RCTs of the effects of educational interventions on asthma-related outcomes in medline and embase using abstracts versus full text
F.M. Wolf, C.M. Grum, C Lefebvre, A. Bara, S. Milan and P.W. Jones

16. Control prevalence trend bias: why observations from randomized trials, that clinical treatments have greater efficacy in high risk populations, may be biased
M. Bracken. J.D. Sinclair, Z. Zhana and T.R. Holford

17. A meta-analysis of treatment of postmenopausal osteoporosis with calcitonin
A. Cranny, P. Tugwell, B. Shea, G. Wells, D. Moher, D. Henry and R. Adachi

18. Organization of the rheumatoid arthritis (RA) Cochrane Collaboration group in data abstraction form (DAF)
D.E. Furst and P. van Riel for the RA Cochrane Collaboration Consortium (RACCC)

19. Reviews of parent-child health interventions in public health nursing: a systematic overview.
S. Hayward, D. Ciliska, A. Mitchell, H. Thomas, J. Underwood and M. Dobbins

20. Effectiveness of community development interventions in public health nursing: a systematic review
J. Ploeg, M. Dobbins, S. Hayward, D. Ciliska, H. Thomas and J. Underwood

21. The effectiveness of public health nursing interventions: a systematic overview of community-based interventions
M. Dobbins, H. Thomas, D. Ciliska, S. Hayward and J. Underwood

22. "Weight of evidence" as an expression of clinical heterogeneity
P. Langhorne

23. Interventions for osteoporosis: a comparison of retrieval rates for RCTs using a broad labour-intensive search strategy, and Cochrane searching algorithms
J. Robertson, B. Shea, D. O'Connell, D. Henry, S. Mears, G. Wells and P. Tugwell

24. The effect of calcium supplementation on boneloss in postmenopausal women
B. Shea, G. Wells, A. Cranney, D. Moher, R. Adachi, D. Treleaven, J. Peterson, P. Tugwell and D. Henry

25. Collaboration to identify controlled trials in general health care journals in Europe
S. McDonald

26. Search strategies for locating evaluations of health promotion initiatives
D. Fullerton, A. Oakley, S. Oliver and G. Peersman

27. The quest for trials on the efficacy of human vaccines: results of the handsearch of the Vaccine journal
T.O. Jefferson

28. Developing a critical appraisal skills programme for consumers
R. Milne and S. Oliver

29. The assessment of an electronic searching strategy with a Spanish medical journal
J.R. Lacalle, A. Fernandez, J. Polo, A. Moreno and I. Marin

30. The appropriateness of abdominal aortic aneurysm surgery at twelve academic medical centers
D.J. Ballard and J. Ecthason

31. Bias in case-control studies of screening effects
W.D. Flanders, R.S. Hosek and A.J. Sasco

32. Hand-searching for studies other than randomised trials
L. Bero, J. Grimshaw and C. Hyde

33. How systematic are reviews of health economics?
K. Rigby, C. Silagy and A. Crockett

34. Anaesthesiologic treatment for patients with chronic benign low back pain: a systematic review
R. de Bie

35. Rating the methodological quality of randomised controlled trials
F. Sindhu

36. The quality of systematic reviews of treatments for obsessive compulsive disorder
M.A. Oakley-Browne

37. The automatic identification of empirical research articles
S.W. Haas, J. Sugarman and H.R. Tibbo

38. Handling multiple outcome measures
P.L. Hazell, D. O'Connel, D. Heathcote, J. Robertson and D. Henry

39. Assessing trial quality by a short and a detailed list
J.O.M. Zaat, W.J.J. Assendelft and Th.G. Mank

40. The identification of randomized controlled trials in nursing
N. Cullum

41. Therapeutic interventions of low back pain: a mega-analysis
M.W. van Tulder, B.W. Koes and L.M. Bouter

42. Meta-analysis of misoprostol in the prevention of gastroduodenal (GD) ulcers in patients taking nonsteroidal anti-inflammatory drugs (NSAIDs)
M.B. Ferraz, A. Maetzel and Claire Bombardier

43. Meta-analysis comparing the effects of low risk nonsteroidal anti-inflammatory drugs (NSAIDs) on the gastric and duodenal mucosa
M.B. Ferraz, A. Maetzel and C. Bombardier

44. Quality control of computer databases: a study into the efficiency of electronic searches for randomized trials
C. Adams, P. Hay

45. Comparison of the tests of homogeneity based on odds ratio and risk difference for interaction
K. Prasad and G.R. Menon

46. Identifying asthma RCTs with Medline and Embase
A.I. Bara, S. Milan, P.W. Jones

47. Is there a relationship between antipsychotic blood levels and their clinical efficacy? An analysis of studies design and methodology
I.R. de Oliveira, R.M. Dardennes

48. An overview of the efficacy and safety of alpha-glucosidase inhibitors for the patients with non-insulin-dependent diabetes mellitus based on the RCTs conducted in Japan
H. Origasa, H. Sakai, Y. Atsumi and N. Tajima

49. A review of the biomedical journals in Japan containing the RCTs which may be useful for the Cochrane Collaboration
H. Sakai and H. Origasa

50. Treatment of chronic cerebrovascular disorders with the metabolic activators compared to placebo: a cumulative meta-analysis
H. Origasa, Y. Shinohara

51. A national registry of clinical trials: an Australian experience
D. Ghersi, R.J. Simes

52. Promoting evidence-based health care
M. Gray

53. Evidence-based health care
M. Gray

Oslo 1995 index