elations to standardized mean differences. This is simply the inverse of <code>transf.dtorpb</code>.</p></li>
<li><p><code>transf.lnortord</code>: transformation of log odds ratios to risk differences, assuming a particular value for the control group risk (which needs to be specified via the <code>pc</code> argument).</p></li>
<li><p><code>transf.lnortorr</code>: transformation of log odds ratios to risk ratios, assuming a particular value for the control group risk (which needs to be specified via the <co