Perski O, David C, Emma B, and Jamie B. “Does the Addition of a Supportive Chatbot Promote User Engagement with a Smoking Cessation App? An Experimental Study.” DIGITAL HEALTH. DOI: 10.1177/2055207619880676
In this article, the values in Table 1 were incorrect. The correct table is mentioned as below:
Table 1.
Smoking characteristics in the full and follow-up only (FUO) samples.
| Full Total (N = 57,214) |
Full Control (n = 51,875) |
Full Intervention (n = 5,339) |
p* | |
|---|---|---|---|---|
| Time to first cigarette, % (N)a | <.001 | |||
| >60 minutes | 19.1% (10,916) | 19.3% (9,999) | 17.2% (917) | |
| 31-60 minutes | 19.0% (10,889) | 19.0% (9,880) | 18.9% (1,009) | |
| 5-30 minutes | 37.7% (21,578) | 37.8% (19,605) | 37.0% (1,973) | |
| <5 minutes | 23.9% (13,648) | 23.6% (12,235) | 26.5% (1,413) | |
| Cigarettes per day, mean (SD)b | 14.9 (9.1) | 14.7 (8.9) | 16.0 (11.4) | <.001 |
Note. aData on time to first cigarette were missing for 183 participants (intervention: 27, control: 156). bData on CPD were missing for 185 participants (intervention: 48, control: 137). cData on time to first cigarette were missing for 10 participants (intervention: 1, control: 9). dData on CPD were missing for 25 participants (intervention: 16, control: 9). *Differences between groups were compared using Chi-square tests or t-tests, as appropriate.