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Table 1 Patient characteristics

From: Prognostic analysis of radiation pneumonitis: carbon-ion radiotherapy in patients with locally advanced lung cancer

Factors Number (%)
Age (years)
 median (range) 74 (46–88)
Sex
 Male 51 (78)
 Female 14 (22)
PS
 0 22 (34)
 1 39 (60)
 2 4 (6)
Location of primary tumor
 Right upper lobe 23 (35)
 Right middle lobe 4 (6)
 Right lower lobe 17 (26)
 Left upper lobe 16 (25)
 Left lower lobe 5 (8)
Clinical Stage
 II A 8 (12)
 II B 29 (45)
 III A 16 (25)
 III B 12 (18)
Histology
 Squamous cell carcinoma 35 (54)
 Adenocarcinoma 26 (40)
 Large cell carcinoma 2 (3)
 Non small-cell carcinoma 2 (3)
Total dose
 68 Gy (RBE)/16 fr 9 (14)
 72 Gy (RBE)/16 fr 45 (69)
 76 Gy (RBE)/16 fr 11 (17)
Chemotherapy
 Yes 14 (22)
 No 51 (78)
Smoking status
 Current or previous 56 (86)
 Never 9 (14)
Pulmonary emphysema
 Yes 12 (18)
 No 53 (82)
  1. PS performance status, RBE relative biological effectiveness, fr fractions