 + \exp(-\beta_{0} - \beta_{1} z_{0} -  \boldsymbol{\beta}^{T}_{2:p} \mathbf{X}) }{ 1 + \exp (-\beta_{0} - \beta_{1} z_{1} - \boldsymbol{\beta}^{T}_{2:p} \mathbf{X}) }\]</span></p>
<p>Then by Delta method, <span class="math display">\[var[g(\boldsymbol{\beta})] =  \left\{\frac{\partial g(\boldsymbol{\beta})}{\partial \boldsymbol{\beta}}  \right\}^{T}  var(\boldsymbol{\beta}) \left\{\frac{\partial g(\boldsymbol{\beta})}{\partial \boldsymbol{\beta}}  \right\}\]</span> Note that <span class="math inline">\(\fr