Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Meta-analysis of the primary outcome of interest. CI, confidence interval; COP, cusp-overlap projection; OR, odds ratio; PPI, permanent pacemaker implantation; TCC, three-cusp coplanar. Forrest plot has shown the comparison of post-operative PPI. Since significant heterogeneity existed (heterogeneity Chi-square p = 0.070), a random-effects model was used. The bars represented a 95% CI.
