Comparison of Esophageal Function Tests in Chinese Patients with Functional Heartburn and Reflux Hypersensitivity

Table 3

Results of stepwise linear regression analyses seeking predictors of reflux hypersensitivity ().

Items	Unstandardized coefficients		value
	B	SE
Constant	2.654	0.113
Distal total reflux event	0.008	0002
PSPW index	−0.007	0.002
MNBI	−8.392E-5	0.000

PSPW index: postreflux swallow-induced peristaltic wave index; MNBI: mean nocturnal baseline impedance.