Diagnosis of chest pain with foregut symptoms in Chinese patients

Table 1 Results of esophageal manometric studies, 24-h intra-esophageal pH monitoring and electrocardiograms from Holter monitoring in 77 patients

Diagnosis	Number cases and pain episodes		Cases combined with abnormal gastroesophageal reflux			Cases combined with myocardial ischemia
	Cases	Pain episodes	Cases	Pain episodes	Pain episodes with changes in 24-h pH monitoring	Cases	Pain episodes	Pain episodes with changes in Holter monitoring
Non-specific esophageal motility disorders	39	312	29	235	156	8	61	10
Diffuse spasm of esophagus	5	65	5	65	53	2	25	13
Nutcracker esophagus	1	18	0	18	0	0	0	0
Normal case	16	83	0	0	0	0	0	0
Consolidation of table	61	478	34	366	0	10	86	23