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Table 1 Patient baseline characteristics

From: IMRT and carbon ion boost for malignant salivary gland tumors: interim analysis of the COSMIC trial

  R2: visible residual tumor R1: R1/ Pn + resected tumors
Patient number 16 13
Prior surgery 7 13
Recurrent tumors 3 2
Median age (years) 56 55
Range (years) 27-74 25-72
Stages   
T1 0 0
T2 2 1
T3 2 4
T4 11 6
Tx 1 2
N0 13 9
N1 2 0
N2b 1 2
M1 3 0
Histology   
Adenoid cystic carcinoma 16 8
Mucoepidermoid carcinoma 0 3
Adenocarcinoma 0 1
Squamous cell carcinoma 0 1
Site   
Base of skull 0 1
Paranasal sinus 7 3
Palate 0 1
Nasopharynx 3 0
External auditory canal 1 0
Parotid gland 3 2
Submandibular gland 1 4
Lacrimal gland 1 1
Lacrimal duct 0 1