Elderly adult group (n = 184)

Younger adult group (n = 412)

p

Mean age (range)

71.1 (65 - 88) years

51.2 (19 - 64) years

Male:Female

114:70

307:105

p = 0.0019

Mild esophagitis:Severe esophagitis

176:8

398:14

p = 0.57

The presence of GERD

53 (28%)

156 (37%)

p = 0.03