Table 2.

Ratings of the Smiling Instead of Smoking functions.

Function		Ease of usea, mean (SD)	Usefulb, mean (SD)
Completing the positive psychology exercises every day		2.0 (0.9)	1.8 (0.9)
	Specifically, completing 3 Good Things	2.1 (0.9)	1.9 (0.8)
	Specifically, completing Savoring	2.1 (0.8)	1.9 (0.9)
	Specifically, completing Experiencing Kindness	2.1 (0.9)	1.9 (0.9)
Completing the smoking sessions		2.0 (0.8)	1.8 (0.9)
Accessing and updating your smoking cessation tools		1.8 (0.9)	1.7 (1.0)
	Specifically, Scheduling Your Quit Day	2.3 (0.9)	2.1 (0.9)
	Specifically, Your Reasons for Quitting	2.4 (0.7)	2.3 (0.7)
	Specifically, Managing Your Challenging Times	1.9 (0.8)	1.6 (0.9)
	Specifically, Enlisting Your Social Support	2.0 (0.8)	1.6 (1.0)

^aEase of use was rated on a 4-point scale: 0=not easy at all, 1=somewhat easy to use, 2=easy to use, and 3=very easy to use.

^bUseful was rated on a 4-point scale: 0=not at all useful, 1=somewhat useful, 2=useful, and 3=very useful.