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Table 2 Nuumi program feature utilization

From: Feature-level analysis of a novel smoking cessation program integrating app-based behavioral therapy and an electronic cigarette

Feature

Utilization

at t1

(M, SD)

Utilization

at t2

(M, SD)

df

t

p

Cohen’s d

Number of completed lessons

12.24 (9.76)

19.18 (16.6)

61

−5.96

 < 0.001***

−0.36

Number of completed meditations

1.32 (2.01)

1.84 (2.92)

61

−2.26

0.027*

−0.18

Number of completed toolbox exercises

0 (0)

0 (0)

-

-

-

-

Number of times progress tracking feature accessed

59.74 (51.59)

94.18 (105.3)

61

−3.79

 < 0.001***

−0.31

Number of days EC used

11.31 (6.22)

22.69 (14.18)

61

−9.40

 < 0.001***

−0.67

  1. *p < .05, **p < .01, ***p < .001