Table 2

Awareness of associations between smoking and MS

		Do not know	More likely	Less likely	Makes no difference
Do you think people who smoke are more or less likely to get MS?*	n	113	68	0	99
	%	40.4	24.3	0	35.4
Do you think people who breathe in secondhand smoke are more or less likely to get MS?†	n	127	47	4	101
	%	45.5	16.8	1.4	36.2
Do you think that smoking has an impact on MS relapses?†	n	125	107	3	44
Do you think that smoking has an impact on MS relapses?†	%	44.8	38.4	1.1	15.8
Do you think that smoking has a long-term impact on the progression of MS?†	n	133	116	0	30
	%	47.7	41.6	0	10.8
Do you think that smoking has an impact on MS medications?‡	n	217	34	0	27
Do you think that smoking has an impact on MS medications?‡	%	78.1	12.2	0	9.7

*n=280
†n=279.
‡n=278.
MS, multiple sclerosis.