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Table 1 The characteristics of patients between IMRT-SIB and CCRT

From: Intensity-modulated radiotherapy with simultaneous integrated boost for locoregionally advanced nasopharyngeal carcinoma

Items IMRT-SIB CCRT group p
  n = 129 n = 142  
  No of patients (%) No of patients (%)  
Gender    0.63
 Male 92 (71.3) 105 (73.9)
 Female 37 (28.7) 37 (26.1)
Age (year)    0.45
 ≤46 65 (50.4) 65 (45.8)
 >46 64 (49.6) 77 (54.2)
Pathology    0.02
Non-keratinization   
 Differentiated 16 (9.3) 33 (23.2)
 Undifferentiatied 113 (90.7) 109 (76.7)
T stage    0.45
 T1 15 (11.6) 15 (10.6)
 T2 27 (20.9) 29 (20.4)
 T3 60 (46.5) 56 (39.4)
 T4 27 (20.9) 42 (29.6)
Stage    0.18
 III 89 (69.0) 87 (61.3)
 IV 40 (31.0) 55 (38.7)
Median dose to GTV 74 74 0.12
  1. IMRT-SIB: Intensity-modulated Radiotherapy with Simultaneous Integrated Boost, CCRT: Concurrent chemoradiotherapy, GTV: Gross tumor volume.