Table 2. The association of gastroesophageal reflux disease health-related quality of life with smoking, high-fat diet, body mass index, and other concomitant diseases.

*The difference between normal-weight and obese groups

GERD-HRQL: gastroesophageal reflux disease health-related quality of life

Variables			GERD-HRQL
			Poor quality of life, n (%)	Good quality of life, n (%)	P-value
Smoking	No		80 (51.00%)	77 (49.00%)	0.184
	Yes		17 (39.50%)	26 (60.50%)
	Total		97 (48.50%)	103 (51.50%)
High-fat diet	No		76 (46.90%)	86 (53.10%)	0.372
	Yes		21 (55.30%)	17 (44.70%)
	Total		97 (48.50%)	103 (51.50%)
Nutritional status	Normal weight		17 (34.70%)	32 (65.30%)	0.013*
	Overweight		22 (44.90%)	27 (55.10%)
	Obese		33 (58.90%)	23 (41.10%)
	Total		72 (46.80%)	82 (53.20%)
Other concomitant diseases	Diabetes	No	68 (47.60%)	75 (52.40%)	0.671
		Yes	29 (50.90%)	28 (49.10%)
		Total	97 (48.50%)	103 (51.50%)
	Hypertension	No	68 (45.60%)	81 (54.40%)	0.166
		Yes	29 (56.90%)	22 (43.10%)
		Total	97 (48.50%)	103 (51.50%)
	Dyslipidemia	No	76 (46.90%)	86 (53.10%)	0.354
		Yes	21 (55.30%)	17 (44.70%)
		Total	97 (48.50%)	103 (51.50%)
	Asthma	No	73 (47.70%)	80 (52.30%)	0.688
		Yes	24 (51.10%)	23 (48.90%)
		Total	97 (48.50%)	103 (51.50%)