168 Chapter 5 Supplementary Table 2C2 - Parotid region Dmean min. Dmax 18,8 7,7 7,5 10,4 17,7 max. Dmax 31,6 27,7 28,8 18,4 17,7 mean Dmax 25,4 16,6 17,3 14,4 17,7 (SD) (5.2) (7.4) (7.8) (5.6) percentage redundantly removed teeth (<40Gy) 100% 100% 100% 100% 100% number redundantly removed teeth (<40Gy) 5 10 10 2 1 total number of extracted teeth 5 10 10 2 1 teeth upper jaw M3si M2si M1si Pm2si Pm1si teeth lower jaw M3ii M2ii M1ii Pm2ii Pm1ii total number of extracted teeth 11 14 11 3 2 number redundantly removed teeth (<40Gy) 3 7 5 2 2 percentage redundantly removed teeth (<40Gy) 27% 50% 45% 67% 100% mean Dmax 48,4 39,1 37,2 27,4 13,9 (SD) (12.0) (15.3) (17.2) (11.5) (6.7) min. Dmax 28,6 19,1 17,2 20,6 9,1 max. Dmax 63,2 56,7 54,3 40,6 18,6 number of patients n = 35 M2si, M1si, M1sc, M2sc: number of teeth with cut-off point 40Gy is greater than the number of teeth available for the mean max dose. In patients with both jaws receiving <25Gy, the extraction sites are not delineated in the planning software.
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