Table 4.

Summary of Gastric Myoelectrical Activity Responses to the Water Load Satiety Test (WLST) in Patients with Gastroparesis and Functional Dyspepsia

	Gastroparesis (n=284)	Functional Dyspepsia (n=113)
Dysrhythmic GMA Response *
Tachygastria	87 (31%)	35 (31%)
Bradygastria	50 (18%)	23 (20%)
Mixed dysrhythmia	25 (9%)	1 (1%)
Hyponormal 3 cpm GMA†	26 (9%)	14 (12%)
Normal 3 cpm GMA Response
Normal 3 cpm GMA	44 (15%)	21 (19%)
Hypernormal 3 cpm GMA	14 (5%)	10 (9%)
Normal 3 cpm with dysrhythmia‡	38 (14%)	9 (7%)

^*Dysrhythmic GMA and hyponormal 3 cpm occurs in responses to WLST

^†Includes patients with hyponormal 3 cpm GMA with increased activity in duodenal-respiratory range (2 patients with GP and 1 with FD in Dysrhythmic GMA response groups)

^‡Includes 36 GP patients with tachygastria and 2 with mixed dysrhythmias, 7 FD patients with tachygastria and 2 with mixed gastric dysrhythmias.