Abstract 445

FactorOR (95% CI)p Value
Age0.98 (0.97 to 0.99)<0.0001
GORD symptoms3.95 (2.93 to 5.33)<0.0001
Anticholinergic drugs4.08 (2.20 to 7.58)<0.0001
Female1.54 (1.14 to 2.08)0.005
Smoking1.50 (1.08 to 2.10) 0.02