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. Author manuscript; available in PMC: 2016 Jan 5.
Published in final edited form as: Psychol Addict Behav. 2015 Jun 22;29(4):1031–1040. doi: 10.1037/adb0000091

Table 3.

Real-World Regression Model Results

Model Estimate SE t or z p
1a Linear Regression (sample 1)
 Intercept 44.86 3.87 11.59 < .001
 Complex Reflections 0.65 0.18 3.58 < .001***
1b Linear Regression (sample 2)
 Intercept 45.83 3.67 12.57 < .001
 Complex Reflections 0.56 0.16 3.45 < .001***
1c Linear Regression (sample 3)
 Intercept 45.78 3.99 11.48 < .001
 Complex Reflections 0.58 0.20 2.89 .005**
2 Weighted Linear Regression
 Intercept 40.28 3.89 10.36 < .001
 Complex Reflections 0.80 0.18 4.48 < .001***
3 Weighted NB Regression
 Intercept 3.756 0.075 50.29 < .001
 Complex Reflections 0.015 0.004 4.04 < .001***
4 Weighted NB Regression, with offset
 Intercept −1.3252 0.0521 −25.46 < .001
 Complex Reflections −0.0005 0.0024 −0.19 .847
5 Weighted NB Regression, with offset and rate
 Intercept −1.38 0.05 −25.46 < .001
 Complex Reflections (rate) 0.67 0.69 0.97 .333
6 Weighted NB regression with offset
 Intercept −1.507 0.047 −32.69 < .001
 Complex Reflections of Change Talk 0.020 0.004 4.36 < .001***

Note. NB = negative binomial. t-values are presented for all linear regression models, z-values are presented for all negative binomial models.

**

p < .01,

***

p < .001 (not shown for intercept terms)