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Table 3 Treatment outcomes for ESD-P and ESD-N after propensity score-matching

From: Propensity score-matching analysis to compare clinical outcomes of endoscopic submucosal dissection for early gastric cancer in the postoperative and non-operative stomachs

 

ESD-P

ESD-N

P

n = 41

n = 41

Procedure time, min, median (IQR)

85 (57–120)

51 (28–79)

< 0.001*

 Involving suture line, min, median (IQR)

120.0 (89.0–160.0)

–

 

 Not involving suture line, min, median (IQR)

60.5 (38.5–84.75)

–

 

Procedure time, min, mean ± SD

95.0 ± 59.0

57.8 ± 39.4

 

Long procedure time

30 (73.2%)

16 (39.0%)

0.004*

En bloc resection, n (%)

41 (100%)

41 (100%)

–

Complete resection, n (%)

39 (95.1%)

40 (97.6%)

1

Curative resection, n (%)

37 (90.2%)

37 (90.2%)

1

Perforation, n (%)

1 (2.4%)

0 (0%)

1

Postprocedure bleeding, n (%)

1 (2.4%)

1 (2.4%)

1

Use of multiple kinds of endo-knives, n(%)

15 (36.6%)

7 (17.1%)

0.080

  1. ESD-P, endoscopic submucosal dissection of the postoperative stomach; ESD-N, endoscopic submucosal dissection of the non-operative stomach; SD, standard deviation; IQR, interquartile range
  2. The p value was calculated using the χ2 test or Fisher exact test for categorical data
  3. The p value was calculated using the Mann-Whitney U test for continuous data not normally distributed
  4. *Significant value