Lactulose Hydrogen Breath Test Result Is Associated with Age and Gender

Table 2

Clinical features associated with positive LHBT.

	Odds ratio	95% CI interval	value
Univariable analyses
Sex, F versus M	1.18	0.87–1.60	0.28
Age
<65 versus 65 years	1.38	0.97–1.96	0.76
Continuous variable	1.01	1.00–1.01	0.23
BMI
<30 versus 30 kg/m^2	0.85	0.62–1.15	0.30
Continuous variable	0.97	0.95–1.00	0.03
Multivariable analyses
Sex, F versus M	1.17	0.86–1.6	0.32
Age
<65 versus 65 years	0.71	0.49–1.01	0.06
Continuous variable	1.005	1.00–1.01	0.11
BMI
<30 versus >30 kg/m^2	0.85	0.62–1.17	0.32
Continuous variable	0.97	0.95–1.00	0.15
Female/age	1.02	1.01–1.03	<0.001
Male/age	0.98	0.97–1.00	0.03