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Table 1 Baseline Characteristics

From: Dosimetric predictors of temporal lobe injury after intensity-modulated radiotherapy for T4 nasopharyngeal carcinoma: a competing risk study

Variable Number (%)
Age range (y) 16–81
Median age (y) 48
Male 395 (78.1)
Female 111 (21.9)
N-classification
 N0 55 (10.9)
 N1 194 (38.3)
 N2 198 (39.1)
 N3 59 (11.7)
AJCC 2010 stage
 IVA 447 (88.3)
 IVB 59 (11.7)
Chemotherapy
 Induction 467 (92.4)
 Concurrent 292 (57.7)
 Adjuvant 128 (25.3)
Concurrent cetuximab or nimotuzumab 36 (7.1)
Nasopharynx boost (by external IMRT) 23 (4.6)
Overall treatment time OTT)
 ≤ 45 193 (38.1)
 > 45 313 (61.9)
  1. Abbreviation: AJCC American Joint Committee on Cancer