Comparison of odds ratio in CHF. The summary of OR wwas calculated using the fixed effect model. Squares are ORs of CHF for separate trials Horizontal lines through the scores represent 95% CIs. The diamond represents the overall OR of CHF from the meta-analysis and the corresponding 95% CIs. The studies that enrolled liposomal doxorubicin and conventional anthracyclines were separated into two groups for this analysis. Abbreviations: CI: Confidence interval; OR: Odd ratio; CHF: Congestive Heart Failure.