Skip to main content

Table 1 Patients’ baseline demographics and characteristics

From: Risk of radiation-induced pneumonitis after helical and static-port tomotherapy in lung cancer patients and experimental rats

   No. of patients (%)
Sex Male 43 (68.3)
  Female 20 (31.7)
Age (years), median (range)   66 (33–87)
Smoking History Yes 36 (57.1)
  No 27 (42.9)
Underlying COPD   3 (4.8)
Tumor locationa Right upper lobe 15 (23.8)
  Right middle lobe 6 (9.5)
  Right lower lobe 20 (31.7)
  Left upper lobe 19 (30.2)
  Left lower lobe 14 (22.2)
Histologic features Adenocarcinoma 24 (38.1)
  Squamous cell carcinoma 16 (25.4)
  Small cell lung cancer 12 (19.0)
  Non-small cell lung cancer, NOS 9 (14.3)
  Bronchoalveolar carcinoma 1 (1.6)
  Large cell carcinoma 1 (1.6)
Aim of radiotherapy Definitive 26 (41.3)
  Postoperative 1 (1.6)
  Salvage 19 (30.1)
  Palliative 17 (27.0)
Concurrent chemoradiotherapy Yes 21 (33.3)
  No 42 (66.7)
PTV (cc), median (range)   144 (16–799)
Total lung V10 (%), median (range) 39 (5–93)
Total lung V20 (%), median (range) 16 (4–49)
Mode of tomotherapy Static 12 (19.0)
  Helical 51 (81.0)
  1. COPD chronic obstructive lung disease, PTV planning target volume, a; 11 patients have multi-lobar lesions