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Table 3 GEFV grades associated with esophageal acid exposure

From: Gastroesophageal flap valve reflected EGJ morphology and correlated to acid reflux

 

GEFV I (n = 7)

GEFV II (n = 47)

GEFV III (n = 20)

GEFV IV (n = 9)

p value

AET%

0.6(0.1, 3.6)

5.2(2.9,8.4)a

6.6(3.4,11.4)a

7.7(2.4,22.4)a

0.019

Supine AET%

0(0, 0.1)

0.8(0,4.5)a

0.6(0,4.7)a

5.0(1.1,9.1)a

0.009

Upright AET%

1.2 (0.2,6.6)

7.1(3.9,12.6)

9.4(3.3,16.5)

11.1(3.8,33.2)

0.049

Total reflux episodes

37.0(18.0,70.0)

54.0(38.0,69.0)

56.50(35.0,74.8)

62.0(48.0,74.5)

0.639

Supine reflux episodes

3.0(0,22.0)

5.0(2.0,12.0)

4.5(1.0,7.8)

10(7.0,25.0)

0.109

Upright reflux episodes

36.0 ± 20.6

47.0 ± 24.1

50.1 ± 27.8

44.0 ± 22.4

0.617

EGJ-exp.(mmHg)

15(9,28)

10(4,15)

8(5,15.8)

4(2,16.5)

0.418

EGJP-insp(mmHg)

23(13,36)

16(12,23)

16.50(11.25,21.50)

18(6,24)

0.338

EGJ-CI(mmHg.cm)

31.5 (27.0,50.4)

25.6 (17.9,34.6)

27.3 (17.3,37.3)

20.0 (11.8,22.5)

0.193

Median IRP(mmHg)

12(9.3,13.2)

8.5(5.9,12.4)

8.9(6.5,14.2)

8.8(5.2,10.0)

0.160

  1. Most parameters were presented as medians (interquartile range) except the upright reflux episodes
  2. adifferent from the GEFV I group