significance test: </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Likelihood ratio test= 22.33  on 1 df,   p=2.292e-06</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Wald test            = 25.17  on 1 df,   p=5.24e-07</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Score (logrank) test = 25.44  on 1 df,   p=4.554e-07</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
</code></pre></