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Table 2 Severity of symptoms related to LI in IBS-D patients (n = 43) and healthy subjects (n = 8)

From: Prevalence of lactose intolerance in patients with diarrhea-predominant irritable bowel syndrome: data from a tertiary center in southern China

Symptoms, median (quartiles)

IBS-D patients

Healthy subjects

P value

Abdominal pain

1 (0–2)

0 (0–1)

0.153

Bloating

2 (1–2)

1 (0–2)

0.052

Borborygmus

2 (1–3)

2 (2–3)

0.348

Diarrhea

3 (2–4)

3 (2–3)

0.141

TSS

7 (6–9)

6 (5–7)

0.177

  1. TSS total symptom score, IBS-D diarrhea-predominant irritable bowel syndrome