Table 1.

Indications for HRM of the 148 patients with both supine and upright swallows

		High Resolution Manometry Diagnosis Based on 10 supine swallows					Total
		A	B	C	D	E
Indications	Dysphagia	8	9	14	22	8	61
	Reflux (heartburn, regurgitation)	0	2	3	27	17	49
	Chest pain	0	0	1	8	6	15
	Other*	0	1	2	12	8	23
Total		8	12	20	69	39	148

A: Achalasia; B: EGJ outflow obstruction; C (Abnormal motility): Absent peristalsis, distal esophageal spasm, hypercontractile esophagus; D (Borderline): Weak peristalsis; frequent failed peristalsis; hypertensive peristalsis, rapid contraction; E: Normal

^*Other includes globus, cough, hoarseness, throat clearing.