Table 4 Contribution of the neurophysiological factors to the overall neurophysiology score.

From: Associations among neurophysiology measures in irritable bowel syndrome (IBS) and their relevance for IBS symptoms

Neurophysiologic factor

Low values

High values

HAD

+

Colonic transit time

+

+

Early rectal tone response

+

+

Late rectal tone response

+

+

Rectal dynamic compliance

+

+

Rectal static compliance

+

+

First sensation threshold

+

Pain threshold

+

SI phase III time

+

+

SI fasted contraction frequency

+

+

SI fed contraction frequency

+

+

SI potential difference, mean

+

SI potential difference, max

+

SI potential difference, rate of rise

+

Baroreceptor sensitivity

+

Baroreceptor effectiveness

+

  1. +:Increases the neurophysiology score; −: decreases the neurophysiology score; HAD: Hospital Anxiety and Depression scale; High values: >0 in z-score; Low values: <0 in z-score; SI: small intestine/intestinal.