Comparison of presentation and impact on quality of life of gastroesophageal reflux disease between young and old adults in a Chinese population

Table 1 Characteristics and endoscopic symptoms in younger and elderly cases with gastroesophageal reflux disease

Variable	Younger group(n = 78, 70.3%)		Elderly group(n = 33, 29.7%)
	n (%)	mean ± SD	n (%)	mean ± SD	P value
Mean age (yr)		37.73 ± 10.17		72.94 ± 9.58
Symptom duration (yr)		2.82 ± 3.92		2.50 ± 2.99	0.3841
Gender					0.0012
M	31 (39.7)		24 (72.7)
F	47 (60.3)		9 (27.3)
Endoscopic reflux esophagitis severity
NERD	15 (19.2)		0		0.0013
L.A. Grade A	50 (64.1)		16 (48.5)
L.A. Grade B	8 (10.3)		8 (34.2)
L.A. Grade C	5 (6.4)		6 (18.2)
L.A. Grade D	0		3 (9.1)

¹Pearson’s χ² test,

²Independent t test,

³Fisher’s exact test. F: Females; M: Males; L.A.: Los Angeles classification; SD: standard derivation; NERD: Non erosive reflux disease.