99 5 Appendix 8. Spearman correlation coefficients of salivary flow versus the SWAL-QOL *: p<0.05, M0: before treatment, M3: 3 months after treatment, M6: 6 months after treatment Appendix 9. Spearman correlation coefficients of salivary flow versus the GRIX *: p<0.05, M0: before treatment, M3: 3 months after treatment, M6: 6 months after treatment Salivary flow SWAL-QOL M0 (n = 45) M3 (n = 71) M6 (n = 57) Spearman’s ρ p-value Spearman’s ρ p-value Spearman’s ρ p-value General burden -0.145 0.347 -0.146 0.220 -0.032 0.810 Food selection -0.147 0.337 -0.219 0.065 -0.312 0.015* Eating duration -0.218 0.150 -0.337 0.004* -0.122 0.354 Eating desire -0.182 0.231 -0.393 0.001* -0.202 0.121 Fear of eating -0.239 0.114 -0.148 0.218 -0.146 0.266 Mental health -0.126 0.414 -0.273 0.021* -0.235 0.070 Social functioning -0.148 0.342 -0.322 0.006* -0.224 0.086 Symptoms -0.155 0.314 -0.194 0.105 -0.157 0.231 Total score -0.218 0.156 -0.338 0.004* -0.245 0.059 Salivary flow GRIX M0 (n = 45) M3 (n = 65) M6 (n = 57) Spearman’s ρ p-value Spearman’s ρ p-value Spearman’s ρ p-value Xerostomia during day -0.254 0.092 -0.332 0.006* -0.441 0.001* Xerostomia during night -0.147 0.329 -0.225 0.063 -0.099 0.450 Xerostomia total score -0.182 0.232 -0.327 0.008* -0.320 0.015* Sticky saliva during day -0.218 0.151 -0.282 0.019* -0.348 0.006* Sticky saliva during night -0.299 0.044* -0.192 0.115 -0.128 0.331 Sticky saliva total score -0.271 0.072 -0.274 0.023* -0.256 0.048*
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