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Correlation between gastrointestinal symptom rating scale (GSRS) and serum serotonin (SER) and melatonin (MEL) levels, and between GSRS and urinary 5-hydroxyindoleacetic acid (5-HIAA) and 6-sulfatoxymelatinin (aMT6s) excretion, in patients with diarrhea-predominant irritable bowel syndrome.
| A Pair of Variable | Spearmans’rho | p-Value |
|---|---|---|
| GSRS and SER | 0.3567 | 0.0241 |
| GSRS and MEL | −0.1605 | 0.4012 |
| GSRS and 5-HIAA | 0.4216 | 0.0105 |
| GSRS and aMT6s | −0.2083 | 0.2718 |
