Validity of indirect comparison for estimating efficacy of competing interventions: empirical evidence from published meta-analyses.
OBJECTIVE: To determine the validity of adjusted indirect comparisons by using data from published meta-analyses of randomised trials. DESIGN: Direct comparison of different interventions in randomised trials and adjusted indirect comparison in which two interventions were compared through their re...
| Autors principals: | , , , |
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| Format: | Journal article |
| Idioma: | English |
| Publicat: |
2003
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