The Treatment Outcome and Radiation-Induced Toxicity for Patients with Head and Neck Carcinoma in the IMRT Era: A Systematic Review with Dosimetric and Clinical Parameters
Figure 2
Comparative descriptive analysis of mean dose to parotids and mean xerostomia score stratified by RT technique. A significant difference was noted between the IMRT and conventional technique for both doses to parotids () and xerostomia (). The related scale referring to the -axis either right or left is presenting the dose to the parotids and the xerostomia score, respectively. Data were available from twenty published trials.