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Table 4 Mixed-effect models results of time, intervention, and time by intervention interaction on secondary outcome variables of Study 2

From: Outcomes of two randomized controlled trials, employing participants recruited through Mechanical Turk, of Internet interventions targeting unhealthy alcohol use

Effect

Highest # drinks on one occasiona

# of alcohol consequencesa

Estimate ± SE

t

p

Estimate ± SE

t

p

Intercept

1.02 ± 0.01

78.29

< 0.001

0.50 ± 0.02

29.47

< 0.001

Time (Ref: Baseline)

−0.11 ± 0.02

−6.48

< 0.001

−0.12 ± 0.02

−6.19

< 0.001

Condition (Ref: Control condition)

 CYD condition

−0.02 ± 0.02

−1.30

0.192

−0.01 ± 0.02

−0.58

0.565

 AHC condition

−0.02 ± 0.02

−1.00

0.319

− 0.01 ± 0.02

−0.48

0.634

  

F

p

 

F

p

Time x Intervention

(Ref: Baseline x control condition)

 

2.18

0.114

 

0.29

0.748

  1. SE Standard Error
  2. aModels were conducted using the log transformation of the outcome variable