Characteristics

Urea Breath Test

All

Arm A

Arm B

Arm C

Negative

N (%)

Positive

N (%)

P value

Negative

N (%)

Positive

N (%)

P value

Negative

N (%)

Positive

N (%)

P value

Negative

N (%)

Positive

N (%)

P value

Age group

<40 years

19

(90.5)

2 (9.5)

0.609

6 (30)

14 (70)

0.798

19 (95)

1 (5)

0.578

44 (72.1)

17 (27.9)

0.908

≥40 years

18 (94.7)

1 (5.3)

5 (26.3)

14 (73.7)

19 (90.5)

2 (9.5)

42 (71.2)

17 (28.8)

Gender

Female

31 (93.9)

2 (6.1)

0.453

7 (28)

18 (72)

0.969

20 (95.2)

1 (4.8)

0.519

58 (73.4)

21 (26.6)

0.554

Male

6 (85.7)

1 (14.3)

4 (28.6)

10 (71.4)

18 (90)

2 (10)

28 (68.3)

13 (37.7)

Epigastric pain

Yes

33 (91.7)

3 (8.3)

0.548

11 (33.3)

22 (66.7)

0.095

36 (92.3)

3 (7.7)

0.683

80 (74.1)

28 (25.9)

0.079

No

4 (100)

0 (0)

0 (0)

6 (100)

2 (100)

0 (0)

6 (50)

6 (50)

Dyspepsia

Yes

25 (96.1)

1 (3.9)

0.231

4 (17.4)

19 (82.6)

0.072

21 (95.4)

1 (4.5)

0.463

50 (70.4)

21 (29.6)

0.715

No

12 (85.7)

2 (14.3)

7 (43.7)

9 (56.3)

17 (89.5)

2 (10.5)

36 (73.5)

13 (26.5)