Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. May 14, 2011; 17(18): 2343-2348
Published online May 14, 2011. doi: 10.3748/wjg.v17.i18.2343
Figure 3
Figure 3 Funnel plot analysis to detect publication bias. Each point represents a separate study for the indicated association. The Odds ration is plotted on a logarithmic scale against the precision (the reciprocal of the SE).