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Table 1 Patients’ characteristics

From: Risk factors for esophageal fistula in thoracic esophageal squamous cell carcinoma invading adjacent organs treated with definitive chemoradiotherapy: a monocentric case-control study

Characteristics

Number of patients (N = 116)

Median age (range), years

65 (41–80)

Sex, male

102

ECOG PS 0/1

77/39

Location of primary lesion Ut/Mt./Lt

46/66/4

Median tumor size (range)a, mm

70 (12–200)

Total circumferential lesion

60

Esophageal stenosis

74

Invading adjacent organs

 

 Aorta

54

 Trachea or bronchus

92

Macroscopic type

 

 Ulcerative type

113

WBC ≥ 10,000/μL

15

Hb < 12 g/dL

19

Alb < 3.5 g/dL

7

CRP ≥ 1.00 mg/dLb

48

  1. Abbreviations: ECOG eastern cooperative oncology group, PS performance status, Ut upper thoracic esophagus, Mt. middle thoracic esophagus, Lt lower thoracic esophagus, WBC white blood cell, Hb hemoglobin, Alb albumin, CRP C reactive protein
  2. aData missing for one patient
  3. bData missing for two patients