Figure 4. Forest plot of the pooled rate of the procedural
success in ICE groups. The line of equity refers to the pooled result of
eligible studies in the forest plots. ICE: intracardiac
echocardiography; TEE: transesophageal echocardiography; ES: effect
size; CI: confidence interval.
Table 2. Subgroup analysis of the rate of procedural success in
ICE group