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Table 1 Patient demographics

From: Feasibility, effectiveness, and safety of endoscopic vacuum therapy for intrathoracic anastomotic leakage following transthoracic esophageal resection

Overall patients, n

55

Age, years

 Mean ± SD

62 ± 22

 Median

63

 Min

38

 Max

82

Gender, n (%)

 Male

46 (83.6)

 Female

9 (16.4)

Indication for surgery prior to EVT, n (%)

 Malignancy

55 (100)

 SCC

7 (12.7)

 AEG

47 (85.5)

 GIST

1 (1.8)

Neoadjuvant therapy, n (%)

 Total

46 (83.6)

 CTx

37 (67.3)

 RCTx

9 (16.4)

Leakage size, mm

 Mean ± SD

10 ± 9

 Median

5

 Min

1

 Max

30

Leakage grade*, n (%)

 Small

34 (61.8)

 Intermediate

14 (25.5)

 Large

7 (12.7)

Procedures prior EVT, n (%)

 None

49 (89.1)

 Revisional Surgery

2 (3.6)

 SEMS

4 (7.3)

  1. EVT: endoscopic vacuum therapy, GIST: gastrointestinal stromal tumor, SCC: squamous cell carcinoma, AEG: adenocarcinoma of esophago-gastric junction, CTx: chemotherapy, RCTx: radiochemotherapy, SD: standard deviation, SEMS: self-expanding metal stent
  2. * Grading of defect size performed at initial endoscopy: small: 0–9 mm; intermediate 10–20 mm; large > 20 mm