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Table 2 Patient characteristics (N=123)

From: A novel nomogram containing acute radiation esophagitis predicting radiation pneumonitis in thoracic cancer receiving radiotherapy

Variables Cohort, No. (%)
Median age 64 (range 25~81)
Sex
 Male 94(76.40)
 Female 29(23.60)
Smoking status
 No smoking 52(42.30)
 Current 31(25.20)
 Former 40(32.50)
Tumor type
 Lung cancer 57(46.30)
 Esophageal cancer 64(52.00)
 Mediastinal malignant fibrous adenoma 2 (1.60)
RT modality
 IMRT 103(83.74)
 3D-CRT 15(12.20)
 TOMO 5 (4.06)
Total prescribed dose (cGy)
 ≥6000 64(52.03)
 5000~6000 24(19.51)
 ≤5000 35(28.46)
ARE
 Grade 0-1 46(37.40)
 Grade 2-5 77(62.60)
RP
 Grade 0-1 86(69.90)
 Grade 2-5 37(30.10)
  1. Abbreviations: OR odds ratio, CI confidence interval, RT radiotherapy, IMRT intensity-modulated radiotherapy. 3D-CRT 3D-conformal radiotherapy, TOMO tomotherapy; ARE acute radiation-induced esophagitis, RP radiation-induced pneumonitis