on encoding="application/x-tex">\tau = 0.326</annotation></semantics></math>
(<math display="inline" xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mrow><mtext mathvariant="normal">95% CI </mtext><mspace width="0.333em"></mspace></mrow><mo stretchy="false" form="prefix">[</mo><mn>0.231</mn><mo>,</mo><mn>0.472</mn><mo stretchy="false" form="postfix">]</mo></mrow><annotation encoding="application/x-tex">\text{95% CI } [0.231, 0.472]</annotation></semantics></math>),
and correlation,
<math displa