Table 2.

Comparison of baseline characteristic between treatment-effective and -invalid Laryngopharyngeal Reflux Disease (LPRD) group.

Parameters	Invalid (n = 11)	Effective (n = 18)	p-values
Age (years)	51.91 ± 8.29	48.06 ± 7.50	0.208
Male/female (n/n)	8/3	10/8	0.355
BMI	21.92 ± 1.55	23.10 ± 2.81	0.213
Smoking history (n)	7	11	0.892
Drinking history (n)	5	9	0.812
History of gastropathy	3	6	0.732
RSI	19.82 ± 4.40	20.17 ± 4.55	0.841
RFS	11.82 ± 3.37	10.11 ± 2.76	0.149

BMI, Body Mass Index; RSI, Reflux Symptom Index; RFS, Reflux Finding Score.