Abstract 240

	% patients	Mean GDSS	Mean DDQ
p<0.001 ANOVA.
NSAID use
Aspirin alone	15.2	5.36*	2.57
No NSAIDs	69.8	5.87	2.62
Other NSAID	12.2	5.88	2.57
Aspirin+Other NSAID	3.0	5.94	2.41*

Smoking Status
Never smoked	39.3	5.83	2.60
Ex smoker	25.2	5.59	2.61
Current smoker	35.6	5.89	2.59