144 Chapter 5 Supplementary Table 1S - Ci ipsi – Univariable and multivariable analysis of factors potentially contributing to Dmean ≥40Gy Univariable analysis OR CI-95% p value lower upper Age 0.991 0.936 1.049 0.752 Sex (male vs. female) 0.618 0.197 1.946 0.411 Tumor location 0.052 0.012 0.232 <0.001 T-classification 1.191 0.670 2.119 0.551 N-classification 2.195 1.224 3.934 0.008 Total nr of removed teeth 1.032 0.950 1.121 0.454 Tumor stage (I, II, III or IV) 2.861 1.257 6.510 0.012 Tumor stage (Early vs Adv) 10.000 1.199 83.376 0.033 Bold values denote statistical significance at the p<.05 level. *Step-backward analysis of all variables with p<.05 in univariable analysis. Supplementary Table 1T - Pm1i ipsi – Univariable and multivariable analysis of factors potentially contributing to Dmean ≥40Gy Univariable analysis OR CI-95% p value lower upper Age 0.998 0.931 1.069 0.948 Sex (male vs. female) 0.438 0.137 1.401 0.164 Tumor location 0.135 0.052 0.352 <0.001 T-classification 1.184 0.661 2.120 0.570 N-classification 2.938 1.539 5.609 0.001 Total nr of removed teeth 1.057 0.974 1.147 0.181 Tumor stage (I, II, III or IV) 4.047 1.494 10.964 0.006 Tumor stage (Early vs Adv) 9.643 1.170 79.462 0.035 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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