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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