Warming Moxibustion Relieves Chronic Visceral Hyperalgesia in Rats: Relations to Spinal Dynorphin and Orphanin-FQ System

Table 1

AWR scoring criteria.

Score 0	No behavioral response to CRD
Score 1	Immobile during the CRD and occasionally clicked the head at the onset of the stimulus
Score 2	A mild contraction of the abdominal muscles, but no lifting the abdomen off the platform
Score 3	A strong contraction of the abdominal muscles and lifting the abdomen off the platform, no lifting the pelvic structure off the platform
Score 4	Arching body and lifting the pelvic structure and scrotum

AWR: abdominal withdrawal reflex; CRD: colorectal distention.