Draws a funnel plot.
funnel(x, ...)an object of class "meta.nsue", or of other classes in other meta-analytic packages (e.g. "meta" or "rma").
other arguments.
The function funnel is generic. See funnel.meta.nsue for plotting funnel plots for "meta.nsue" objects, or other methods from other meta-analytic packages (e.g. funnel.meta or funnel.rma).
funnel.meta.nsue for plotting funnel plots for "meta.nsue" objects.
metabias for testing for funnel plot asymmetry.
forest for plotting forest plots.
meta for conducting a meta-analysis.
pdf for saving the plot in a PDF file.