Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

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.

View full-text article in PMC

. 2013 Sep 20;8(9):e74028. doi: 10.1371/journal.pone.0074028

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2013 Pan et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

PMC Copyright notice

Forest plot for meta-analysis of prospective studies: rate of negative margins of non-palpable breast cancers in IOUS group compared with that in GWL group. The width of the horizontal line represents the 95% CI of the individual study, and the square proportional represents the weight of each study. The diamond represents the pooled RR and 95% CI.