Doke Buurman

148 Chapter 5 Supplementary Table 1W - M2i ipsi – Univariable and multivariable analysis of factors potentially contributing to Dmean ≥40Gy Univariable analysis OR CI-95% p value lower upper Age 0.968 0.936 1.001 0.060 Sex (male vs. female) 0.697 0.307 1.583 0.388 Tumor location 0.649 0.538 0.782 <0.001 T-classification 1.372 0.978 1.925 0.067 N-classification 1.894 1.302 2.756 <0.001 Total nr of removed teeth 1.102 1.015 1.195 0.020 Tumor stage (I, II, III or IV) 1.561 1.094 2.226 0.014 Tumor stage (Early vs Adv) 1.985 0.910 4.333 0.085 Bold values denote statistical significance at the p<.05 level. *Step-backward analysis of all variables with p<.05 in univariable analysis. Supplementary Table 1X - M3i ipsi – Univariable and multivariable analysis of factors potentially contributing to Dmean ≥40Gy Univariable analysis OR CI-95% p value lower upper Age 0.957 0.918 0.998 0.041 Sex (male vs. female) 1.598 0.514 4.969 0.418 Tumor location 0.674 0.536 0.847 <0.001 T-classification 1.159 0.755 1.780 0.500 N-classification 1.925 1.154 3.210 0.012 Total nr of removed teeth 1.108 0.986 1.245 0.086 Tumor stage (I, II, III or IV) 0.917 0.636 1.322 0.643 Tumor stage (Early vs Adv) 0.542 0.212 1.387 0.201 Bold values denote statistical significance at the p<.05 level. *Step-backward analysis of all variables with p<.05 in univariable analysis.

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