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Table 2 Comparison of clinical outcomes between STER and ESE

From: Comparison of different endoscopic resection techniques for submucosal tumors originating from muscularis propria at the esophagogastric junction

Clinical outcomes

STER

ESE

P value

Number of lesions

44

50

 

Complete resection (%)

100

92

<  0.05

Mean procedure time, min (range)

104.9000 ± 49.59105 (37.00–185.00)

69.4000 ± 39.68344 (29.00–160.00)

<  0.05

Histology diagnosis (%)

 Leiomyoma

31 (70.45)

34 (68.00)

 

  Spindle cell type tumors (Immunohistochemical staining showed leiomyoma)

3 (6.82)

0

 

 GIST

10 (22.72)

14 (28.00)

 

  Very low malignant

4 (9.09)

0

 

  Low malignant

6 (13.64)

8 (16.00)

 

  Intermediate malignant

0

6 (12.00)

 

 Schwannoma

2 (4.54)

2 (4.00)

 

 Lipoma

1 (2.27)

0

 

Complications (%)

22

8

< 0.05

 Subcutaneous emphysema

12 (54.55)

2 (25.00)

 

 Mediastinal emphysema

0

0

 

 Pneumothorax

6 (27.27)

2 (25.00)

 

 Pneumoperitoneum

2 (9.09)

0

 

 Hemorrhage

0

2 (25.00)

 

 Perforation

0

0

 

 Nasal bleeding

2 (9.09)

0

 

 Delayed bleeding

0

0

 

 Fever

0

2 (25.00)

 

Median follow-up period, month (range)

17.5250 ± 14.3169 (6.00–48.00)

11.9600 ± 6.5371 (3.00–24.00)

 

Tumor recurrence

0

0

NSa

  1. GIST gastrointestinal stromal tumor, ESE endoscopic submucosal excavation, STER submucosal tunneling endoscopic resection; aNo Significance