Table 7 Gastrointestinal symptoms during breath tests in suspected fructose/lactose malabsorption.

From: Methane breath tests and blood sugar tests in children with suspected carbohydrate malabsorption

 

Fructose (n = 187)

Lactose (n = 82)

Patients, n (%)

Symptoms

51 (27)

23 (28)

Symptom-free

136 (73)

59 (72)

 

Total

HBT positive

HBT negative

Total

HBT positive

HBT negative

Abdominal pain, n (%)

39 (21)

24 (13)

15 (8)

18 (22)

6 (7)

12 (15)

Bloating, n (%)

7 (4)

5 (3)

2 (1)

2 (2)

2 (2)

0 (0)

Nausea, n (%)

13 (7)

8 (4)

5 (3)

11 (13)

2 (2)

9 (11)

Flatulence, n (%)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

Vomiting, n (%)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

Diarrhea, n (%)

6 (4)

5 (3)

1 (1)

0 (0)

0 (0)

0 (0)

 > 1 symptom, n (%)

11 (6)

9 (5)

2 (2)

8 (10)

2 (2)

6 (7)