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Table 1 Patients’ characteristics

From: Feasibility and efficacy of chemoradiotherapy for elderly patients with locoregionally advanced nasopharyngeal carcinoma: results from a matched cohort analysis

  RT group (%) CRT group (%) Referent group (%)
  N=101 N=101 N=101
Age    
   ≥65, <70 78 (77.2) 78 (77.2)  
   ≥70 23 (22.8) 23 (22.8)  
   Median 68 69 45
   Range 65-80 65-77 18-65
Gender    
   Male 81 (80.2) 81 (80.2) 81 (80.2)
   Female 20 (19.8) 20 (19.8) 20 (19.8)
Histology    
   WHO type I 1 (1.0) 1 (1.0) 1 (1.0)
   WHO type II 10 (9.9) 14 (13.9) 12 (11.9)
   WHO type III 90 (89.1) 86 (85.1) 88 (87.1)
PS score (ECOG)    
   0 0 (0) 1 (1.0) 1 (1.0)
   1 101 (100) 99 (98.0) 99 (98.0)
   2 0 (0) 1 (1.0) 1 (1.0)
ACE-27 score    
   0 64 (63.4) 67 (66.3) 70 (69.3)
   1 26 (25.7) 23 (22.8) 22 (21.8)
   2 10 (9.9) 10 (9.9) 8 (7.9)
   3 1 (1.0) 1 (1.0) 1 (1.0)
Stage method    
   CT 37 (36.6) 37 (36.6) 37 (36.6)
   MRI 64 (63.4) 64 (63.4) 64 (63.4)
T stage *    
   T1-2 19 (18.8) 26 (25.7) 23 (22.8)
   T3-4 82 (81.2) 75 (74.3) 78 (75.2)
N stage *    
   N0-1 66 (65.3) 46 (45.5) 53 (52.5)
   N2-3 35 (34.7) 55 (54.5) 48 (47.5)
Overall stage *    
   III 50 (49.5) 47 (46.5) 47 (46.5)
   IVa-b 51 (50.5) 54 (53.5) 54 (53.5)
RT technique    
   2D conventional RT 93 (92.1) 94 (93.1) 92 (91.1)
   3D conformal RT 1 (1.0) 1 (1.0) 1 (1.0)
   IMRT 7 (6.9) 6 (5.9) 8 (7.9)
RT dose (median)    
   NP 70 70 70
   LN 60 62 60
  1. Abbreviations: WHO, World Health Organization; PS, Performance Status; ECOG, Eastern Cooperative Oncology Group; ACE-27, Adult Comorbidity Evaluation-27; CT, Computed Tomography; MRI, Magnetic Resonance Imaging; RT, Radiotherapy; IMRT, Intensity-Modulated Radiotherapy; NP, Nasopharynx; LN, Lymph node.
  2. *The 7th AJCC/UICC staging system.