No short-cut in assessing trial quality: a case study
2009

Assessing Trial Quality: A Case Study of Antibiotic Treatment for Ear Infections

Sample size: 232 publication 10 minutes Evidence: low

Author Information

Author(s): Hirji Karim F

Primary Institution: Muhimbili University of Health and Allied Sciences

Hypothesis

Can checklist-based evaluations accurately assess the quality of clinical trials?

Conclusion

Checklist evaluations can misclassify flawed trials as high quality, necessitating more thorough reviews.

Supporting Evidence

  • Checklist evaluations deemed the trial good quality despite serious flaws.
  • Independent reviews failed to identify critical biases in the trial.
  • The study highlights the need for comprehensive evaluations beyond checklists.

Takeaway

This study shows that just checking off items on a list doesn't always mean a trial is good; we need to look deeper.

Methodology

The study involved a detailed evaluation of a clinical trial's design, conduct, and analysis, comparing it with checklist evaluations from systematic reviews.

Potential Biases

The trial had significant biases due to protocol deviations and missing data.

Limitations

The study focused on a single trial and did not evaluate external validity.

Participant Demographics

Children aged 3 to 13 years with acute otitis media.

Statistical Information

P-Value

0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1745-6215-10-1

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