Gastroenterol Res

Gastroenterology Research, ISSN 1918-2805 print, 1918-2813 online, Open Access

Article copyright, the authors; Journal compilation copyright, Gastroenterol Res and Elmer Press Inc

Journal website http://www.gastrores.org

Original Article

Volume 6, Number 3, June 2013, pages 91-94

Comparison of Risk Factors and Disease Severity Between Old and Young Patients With Gastroesophageal Reflux Disease

Tables

**Table 1.** Basic Characteristic of the Elderly and Younger Patients With GERD
Variable	Elderly group (n = 33)			Younger group (n = 78)			P-value
Variable	n	%	M ± SD	n	%	M ± SD	P-value
^aPearson’s Chi-square test; ^bT test; ^cFisher’s exact test. BMI: nody mass index; F: female; M: male; M ± SD: mean ± standard deviation; n: numbers.
Mean age (year)			72.94 ± 9.58			37.73 ± 10.17
Gender							0.001^a
M	24	72.7%		31	39.7%
F	9	27.3%		47	60.3%
Weight (kg)			63.88 ± 13.29			64.32 ± 13.35	0.874^b
BMI (kg/m²)			23.35 ± 3.90			23.43 ± 3.98	0.917^b
Coffee	15	45.4%		36	46.2%		0.292^a
Alcohol	13	39.4%		31	39.7%		0.083^a
Tea	7	21.3%		27	34.6%		0.001^a
Smoke	1	3.0%		5	6.4%		0.029^c

**Table 2.** Endosocpic Severity of the Elderly and Younger Patients With GERD
Variable	Elderly group (n = 33)		Younger group (n = 78)		P-value
Variable	n	%	n	%	P-value
^aPearson’s Chi-square test; ^bFisher’s exact test. ECJ: esophaocardiac junction; L.A. grade: Los Angeles grade; n: numbers; NERD: non-erosive reflux disease.
H. pylori infection	10	30.3%	19	24.4%	0.515^a
Hiatal hernia	12	36.4%	13	16.9%	0.025^a
ECJ ulcer	7	21.2%	2	2.6%	0.003^b
L.A. grade					0.001^b
NERD	0		15	19.2%
A/B	24	82.7%	58	74.4%
C/D	9	27.3%	5	6.4%