  0.555     </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   protime (mean (SD))    10.65 (0.85)      10.80 (1.14)     0.197     </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   stage (%)                                                 0.201     </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>      1                      12 ( 7.6)          4 ( 2.6)               </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>      2                      35 (22.2) 