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Table 1 Description and explanation of variables included in the analysis

From: Which patient and treatment factors are related to successful cardiovascular risk score reduction in general practice? Results from a randomized controlled trial

Variable*

Explanation

Dependent variable:

 

ΔSCORE (%)

Estimated 10-year cardiovascular mortality risk according to SCORE** after one year minus estimated 10-year cardiovascular mortality risk at baseline (negative numbers indicate a decrease in estimated risk)

Independent variables:

 

Patient characteristics:

 

Sex (male/female) n (%) male

Sex of participant

Age (years) Mean (SD)

Age of participant

Level of education (4 levels) n (%)

Self-reported highest level of education of participant

SCORE at baseline (%) Mean (SD)

Estimated 10-year cardiovascular mortality risk according to SCORE** at baseline of participant

Treatment characteristics:

 

Treatment group (control/intervention) n (%) interv.

Treatment group into which participant was randomised: with (intervention group) or without (control group) self-monitoring

Consultation time (minutes) Mean (SD)

Total duration (in minutes) of all visits to practice nurse in the framework of the SPRING study

Treatment intensity (%) Mean (SD)

% of indicated treatment goals for which treatment had actually been started

Home blood pressure device

Was a home blood pressure device used as part of the SPRING study?

Home weighing scale

Was a home weighing scale used as part of the SPRING study?

Home pedometer

Was a home pedometer used as part of the SPRING study?

More than one visit for smoking

Was smoking cessation discussed at more than one visit to the practice nurse?

New/changed medication for cholesterol

Was medication for cholesterol newly prescribed or the dosage altered?

New/changed medication for hypertension

Was medication for hypertension newly prescribed or the dosage altered?

  1. *The independent variables are described in the following manner: variable (description of categories/unit of measurement) n (%) category/Mean (SD), except for the variables with categories yes/no: these are not described any further and the given results are n (%) of “yes”.
  2. **adapted Systematic Coronary Risk Evaluation, as used in the 2006 Dutch General Practitioner’s Guideline on cardiovascular risk management.