Table 3.

Comparison of the methods used in the meta-analyses published by de Azambuja et al. [27] and Stuart-Harris et al. [100]

	de Azambuja et al. [27]	Stuart-Harris et al. [100]
Publication year	2007	2008
Period for literature search	Up to May 2006	January 1995–September 2004
Exclusion criteria	Non-English publications	Non-English publications Studies with fewer than 100 patients
Number of studies identifieda	46	43
Included in DFS analysis	38	20
Included in OS analysis	35	19
Inclusion of studies for meta-analyses	Studies that provided an HR or data that enabled the HR to calculated	Only studies that provided an HR for either OS or DFS, in either univariate or multivariate analysis; if no 95% CI it was calculated

^aSee Fig. 2 for details of common and unique studies