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. Author manuscript; available in PMC: 2015 Oct 11.
Published in final edited form as: Am J Health Behav. 2014 May;38(3):392–403. doi: 10.5993/AJHB.38.3.8

Table 4.

Binomial Logistic Regression Findings Between-Groups on the Difference Score of the Pre/Post Means, Controlling for Baseline Score. Group Comparisons Based on Training Completion (N = 547; Mail N = 170, In-Person N = 234, Web N = 143).

Mail In-Person Web IPT v
Mail
Web v
Mail
R2
Training
Outcome
Pre Post Pre Post Pre Post B B
Tobacco & BI Knowledge
Core 61.87 (16.89) 62.57 (16.87) 59.63 (16.44) 73.39 (18.24) 59.50 (17.98) 75.78 (15.82) 12.15*** 14.61*** 0.32
Advanced 50.07 (14.91) 54.25 (14.99) 49.91 (15.07) 64.39 (16.86) 51.83 (14.50) 69.70 (15.10) 10.20*** 14.82*** 0.35
Confidence with BI Skills
Basic 55.67 (22.78) 67.81 (18.02) 56.38 (21.82) 76.71 (15.42) 55.91 (21.66) 73.29 (17.31) 8.70*** 5.41** 0.51
Motivational 71.34 (20.33) 80.87 (16.10) 73.46 (21.43) 85.62 (14.72) 72.25 (21.58) 82.91 (15.56) 4.17** 1.79 0.55
Quit Plan Skills 47.93 (30.39) 72.98 (22.12) 51.99 (31.52) 78.23 (18.31) 54.13 (30.79) 74.73 (19.65) 4.54** 0.66 0.64
*

p < .05

**

p < .01

***

p < .001