Table 3.

Univariate and multivariable logistic regression analysis of triggers for GERC.

	Univariable analysis			Multivariable analysis
Characteristics	OR	95% CI	p	OR	95% CI	p
Sex	0.660	0.483–0.902	0.009	0.730	0.530–1.010	0.054
Age	0.986	0.975–0.999	0.028	0.990	0.980–1.000	0.182
Number of chemical triggers	1.068	0.933–1.223	0.341	–	–	–
Number of mechanical triggers	1.159	0.964–1.393	0.117	–	–	–
Number of meal triggers	1.870	1.427–2.450	<0.001	1.770	1.340–2.330	<0.001
Thermal trigger-Cold air	0.935	0.686–1.276	0.672	–	–	–

CI, confidence interval; GERC, gastroesophageal reflex-related cough; OR, odds ratio.