Table 1.

Demographic Data of Patients with Gastroesophageal Reflux Disease and Controls

	EE (n = 39)	NERD with pathological acid reflux (n = 38)	Hypersensitive esophagus (n = 21)	Control (n = 21)
BMI (kg/m2)	24.00 ± 3.05	23.24 ± 2.95	23.14 ± 3.89	20.11 ± 1.86
Male	27	21	10	8
Age (yr)	51 (38, 65)	46 (36, 54)	44 (34, 59)	25 (24, 27)

EE, erosive esophagitis; NERD, non-erosive reflux disease; BMI, body mass index.

BMI were expressed as median ± SD and age were expressed as medians (interquartile range).