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Table 2 Baseline characteristics of the patients with bulky parotid cancer (equal to or greater than 4 cm in the longest diameter)

From: Clinical outcomes of bulky parotid gland cancers: need for self-examination and screening program for early diagnosis of parotid tumors

Characteristics (N = 60) No.(%)
Age (median, with interquartile range, years) 58.0 [47.0–71.0]
Sex (Male:Female) 40:20 (66.7:33.3)
Tumor size (longest diameter)a
(median with interquartile range, cm)
4.3 [4.0–6.0]
Facial nerve palsy at diagnosis 16 (26.7)
TNM stageb
 T3:T4 20:40 (33.3:66.7)
 N0:N1:N2:N3 28:7:24:1 (46.6:11.6:40.0:1.7)
 M0:M1 52:8 (86.7:13.3)
Tumor pathology
 Carcinoma ex pleomorphic adenoma 11 (18.3)
 Adenocarcinoma not otherwise specified 10 (16.7)
 Mucoepidermoid carcinoma 10 (16.7)
 Salivary duct carcinoma 10 (16.7)
 Adenoid cystic carcinoma 7 (11.7)
 Acinic cell carcinoma 3 (5.0)
 Myoepithelial carcinoma 2 (3.3)
 Othersc 7 (11.7)
Tumor grade
 High grade 26 (43.3)
 Intermediate grade 2 (3.3)
 Low grade 29 (48.3)
 Unknown 3 (5.0)
Treatments
 Surgery with adjuvant RT or CCRT 47 (78.3)
 RT or CCRT (with salvage surgery) 11 (18.3)
 Chemotherapy or no treatments 2 (3.3)
Survival outcomes
 No evidence of disease 31 (51.7)
 Alive with disease 6 (10.0)
 Cancer-related death 22 (36.6)
 Unrelated death 1 (1.7)
 Follow-up period (median, range, months) 18.2 [0.7–200.2]
  1. a Tumor size determined by radiology findings
  2. b AJCC American Joint Committee on Cancer staging system 7th edition
  3. c Carcinoma subtype not determined due to lack of surgical pathology
  4. RT Radiation treatment, CCRT Concurrent chemo-radiation