Mean Nocturnal Baseline Impedance (MNBI) Provides Evidence for Standardized Management Algorithms of Nonacid Gastroesophageal Reflux-Induced Chronic Cough

Table 3

Multivariate logistic regression analysis of the efficacy of standard antireflux therapy.

Variable	β	SE	Wald χ^2	value	OR	χ ^2value	value	R ^2value
Regression model						14.272	0.001	0.422
Proximal MNBI	−0.002	0.001	4.277	0.042	0.997
Weakly acid reflux	0.039	0.018	4.724	0.029	1.051

MNBI, mean nocturnal baseline impedance; OR, odds ratio.