Skip to main content
. 2014 Mar 3;16(3):e69. doi: 10.2196/jmir.3016

Table 2.

Six-month abstinence rates, including 7-day point prevalence abstinence (PPA) and prolonged abstinence (PA), for the video-based computer tailoring (video), text-based computer tailoring (text), and control conditions for sample 1 (negative scenario).

Negative scenario Total, N Condition, n (%) P value


Video Text Control
7-Day PPA 2099 140 (20.9) 127 (17.9) 105 (14.6) .008

PA 2099 98 (14.6) 99 (14.0) 87 (12.1) .34

PA 2099



Readiness to quit





Within 1 month
62 (16.8) 71 (18.5) 52 (15.2) .51

Within 1-3 months
22 (10.7) 18 (8.9) 30 (13.2) .36

Within 4-6 months
14 (14.4) 10 (8.3) 5 (3.3) .006