Table 4. Results of logistic regression analyses for assessing the association of EC and an attempt to quit smoking in the subset of asthmatics.

	Total No of CC Smokers(n = 150)	No of CC Smokers who Attempted to Quit Smoking (%) (n = 107)	OR (95% CI) for Attempt to Quit Smoking
Electronic cigarette (EC) use
Never EC	45	33(73.3)	1
Former EC	26	17(65.4)	0.69(0.24–1.95)
Current EC	79	57(72.2)	0.94(0.41–2.15)