M</th>
      <td><p>An indicator of the methods used for estimating GPS, options
include <code>"multinomiallogisticReg"</code>, <code>"ordinallogisticReg"</code> for
proportional odds or cumulative logit model, and <code>"existing"</code> for
user-specified propensity score via the parameter <code>X</code>. Defaults to
<code>"multinomiallogisticReg"</code></p></td>
    </tr>
    </table>
    
    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>A list element including