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Table 3 Ulcer stages in the 2 groups

From: Effective healing of endoscopic submucosal dissection-induced ulcers by a single week of proton pump inhibitor treatment: a retrospective study

 

8-week group N = 23 (%)

1-week group N = 22 (%)

P -value*

Ulcer stage

After 4 weeks

H1

0

(0)

2

(9.1)

0.323

H2

19

(82.6)

12

(54.5)

S1

4

(17.4)

8

(36.4)

S2

0

(0)

0

(0)

After 8 weeks

H1

0

(0)

0

(0)

1.000

H2

1

(4.3)

2

(9.1)

S1

21

(91.3)

18

(81.8)

S2

1

(4.3)

2

(9.1)

  1. *Mann–Whitney U test.