N=37 EC SB Sig. (p)
Product ratings Mean (SD)
Satisfaction compared to usual cigarette 1.77 (0.96) 1.29 (0.80) 0.003
Helpful in keeping from smoking 2.69 (1.10) 1.55 (0.65) <0.001
Pleasantness 2.69 (0.95) 2.55 (0.72) 0.433
Embarrassing to use 1.72 (0.92) 2.26 (1.13) 0.011
Would use to quit smoking 3.36 (1.14) 1.68 (0.74) <0.001
Would recommend to others for quitting 3.38 (1.09) 1.89 (0.92) <0.001
Product preferences % of participants
Liked more 89.2 10.8 <0.001
Easier to use* 71.4 28.6 0.011
More helpful in keeping from smoking 89.2 10.8 <0.001
More embarrassing to use** 20.6 79.4 0.001
More likely to use for quitting smoking 89.2 10.8 <0.001
More likely to recommend to others for quitting 89.2 10.8 <0.001
Product Ratings: rated on a 5-point scale Produce preferences: participants chose between EC and SB. *N=2 and **N=3 did not choose between the two products for these items, †Two participants who did not attend the evening session gave responses via telephone
Table 4: Mean product ratings and preferences.