Is informed consent related to success in exercise and diet intervention as evaluated at 12 months? DR's EXTRA study

Table 2 Implementation of intervention at the exercise and diet intervention study

Variables	Step 1 highest p-values	Step 2 highest p-values	Step 3 highest p-values	Last step p-value	Last step Estimate (location)	Last step Std Error
Personal opinion of subject's own health	0.7	drop	-	-
Marital status	0.33	0.17	drop	-
Confirmation that the research personnel had ensured that the participant received enough information	0.23	0.11	0.09	drop
Participant's view of the purpose of the study	0.001	<0.001	<0.001	<0.001
- answered incorrectly					0.49	0.13
- answered correctly					0

P-values from all steps, and p-values, estimates, and standard errors of the most predictive variables selected by the stepwise procedure (step 4) of the ordinal regression model.

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