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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Addict Behav. 2018 Mar 28;84:131–138. doi: 10.1016/j.addbeh.2018.03.030

Table 1.

Main effects of and interaction between delivery modality and incentive on likelihood of participation.

Step Predictor b Z p LLCI ULCI OR
1 Intercept −1.574 −16.78 < 0.001 −1.758 −1.390 0.207
Delivery modality 0.624 5.91 < 0.001 0.417 0.832 1.867
Incentive 0.287 2.72 0.007 0.080 0.494 1.638
2 Delivery modality × incentive 0.743 3.53 < 0.001 0.330 1.156 2.102

Note. OR = odds ratio. Delivery modality (0 = in-person, 1 = remote); compensation (0 = $0, 1 = $30).