147 Redundant tooth loss prior to head and neck radiotherapy 5 Dmean ≥40Gy (Continued) Dmax ≥40Gy Multivariable analysis* Univariable analysis Multivariable analysis* OR CI-95% p value OR CI-95% p value OR CI-95% p value lower upper lower upper lower upper 1.021 0.968 1.077 0.440 0.393 0.109 1.413 0.153 0.229 0.103 0.510 <0.001 0.702 0.522 0.944 0.019 0.784 0.574 1.070 0.125 1.632 0.915 2.911 0.097 0.746 0.309 1.805 0.516 2.580 1.376 4.836 0.003 2.580 1.376 4.836 0.003 1.095 0.989 1.211 0.081 1.663 0.804 3.438 0.170 2.012 1.173 3.449 0.011 1.159 0.568 2.364 0.686 0.144 0.002 10.177 0.372 3.160 0.946 10.554 0.061 Dmean ≥40Gy (Continued) Dmax ≥40Gy Multivariable analysis* Univariable analysis Multivariable analysis* OR CI-95% p value OR CI-95% p value OR CI-95% p value lower upper lower upper lower upper 0.981 0.942 1.020 0.332 0.557 0.211 1.467 0.236 2.215 1.325 3.407 0.002 0.652 0.522 0.813 <0.001 0.615 0.476 0.794 <0.001 1.308 0.911 1.878 0.146 2.125 1.325 3.407 0.002 2.801 1.693 4.634 <0.001 3.048 1.765 5.264 <0.001 1.009 0.924 1.102 0.845 1.124 1.012 1.247 0.029 1.041 0.926 1.170 0.501 0.999 0.593 1.683 0.98 1.644 1.131 2.389 0.009 0.910 0.517 1.602 0.744 2.260 0.968 5.280 0.060 0.964 0.103 8.997 0.975
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