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[Meta-analysis, megatrials, and clinical practice in cardiology]
C Brotons Cuixart1, G Permanyer Miralda
1Unidad de Epidemiología Clínica, Hospital Universitario Vall d'Hebron, Barcelona. brotons@hg.vhebron.es
Revista Espanola De Cardiologia
|November 24, 1999
Summary
Combining clinical trial data requires similar treatments, patient diseases, and outcomes. Publication bias can overestimate treatment effects, while subgroup analyses present challenges for accurate individual patient predictions.
Area of Science:
- Clinical trial methodology
- Biostatistics
- Evidence-based medicine