Pictograms to Provide a Better Understanding of Gastroesophageal Reflux Symptoms in Chinese Subjects

Table 1

Characteristics of the subjects.

	GI physicians	Non-GI physicians	Healthy people	GERD patients
n	28	30	34	45	—
Age (years)	30.5 ± 3.2	30.0 ± 3.4	29.8 ± 4.0	29.1 ± 3.6	0.437
Gender (M/F)	10/18	14/16	18/16	24/21	0.468
Education (college/middle school)	28/0	30/0	32/2	41/4	0.173