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Table 5 Multiple linear regression of recording various Support Book components as predictors of weight loss (kg)

From: Associations between program outcomes and adherence to Social Cognitive Theory tasks: process evaluation of the SHED-IT community weight loss trial for men

Weight change (kg)

Unadjusted model

Final model

   

R2= 0.37

p<0.001

Variable

β-Coefficient (95% CI)

p-value

β-Coefficient (95% CI)

p-valuea

Goals (n)

−0.40 (−0.6, −0.2)

<0.001

−0.30 (−0.6, −0.1)

0.01

Rewards (n)

−1.10 (−1.8, −0.3)

0.011

  

Social Support (n)

−0.50 (−0.9, −0.2)

0.007

  

Weight Record (n)

−0.40 (−0.5, −0.3)

<0.001

−0.21 (−0.39, −0.02)

0.03

Food Diary Entries (n)

−0.06 (−0.09, −0.03)

<0.001

  

Pedometer Record (n)

−0.30 (−0.4, −0.1)

0.001

  

Age (years)

0.04 (−0.05, 0.12)

0.389

0.02 (−0.06, 0.11)

0.58

Socioeconomic Status

0.01 (−0.01, 0.03)

0.512

0.01 (−0.01, 0.03)

0.21

Intervention (Online vs. Resources)

1.60 (−0.1, 3.3)

0.072

1.30 (−0.3, 2.9)

0.11

  1. aBolded p value is statistically significant (p <0.05).