Skip to main content

Table 1 Patient characteristics and treatments

From: Prognostic factors in clinical T1N0M0 thoracic esophageal squamous cell carcinoma invading the muscularis mucosa or submucosa

  Number Percent
Patients 71  
Age (years)
 Median 70 (range 47–84)
Sex
 Male 57 80.3
 Female 14 19.7
Performance status
 0 57 80.3
  ≥ 1 14 19.7
Observation period (months)
 Median 43.6 (range 1.5–124.2)
Main tumor location
 Upper thoracic 12 16.9
 Middle thoracic 41 57.7
 Lower thoracic 18 25.4
Depth of tumor invasion
 Muscularis mucosa 6 8.5
 Submucosa 65 91.5
Tumor length (cm)
 Median 4.0 (range 1–30)
Circumferential spread of tumor
 Median 0.50 (range 0.17–1)
Tumor number
 1 65 91.5
  ≥ 2 6 8.5
Treatment
 RT 18 25.4
 CRT 8 11.3
 ER + RT (ESD/EMR) 6 (4/2) 8.5
 ER + CRT (ESD/EMR) 39 (38/1) 54.9
RT field
 Non-ENI 32 45.1
 ENI 39 55.0
Radiation dose (Gy)
 Median 50.4 (range 28–68)
Chemotherapy
 Standard dose FP (2 cycles) 35 74.5
 Low-dose FP (2 cycles) 6 12.8
 Others 6 12.8
  1. CRT chemoradiotherapy, EMR endoscopic mucosal resection, ENI elective nodal irradiation, ER endoscopic resection, ESD endoscopic submucosal dissection, FP 5FU + Cisplatin, RT radiotherapy