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Table 1 Difference in characteristics at screening between attenders and non-attenders to the ADDITION-PRO study

From: Protocol for ADDITION-PRO: a longitudinal cohort study of the cardiovascular experience of individuals at high risk for diabetes recruited from Danish primary care

Characteristics at screening Attenders n = 2,082 Non-attenders n = 2,106 p-value1
Men (%)   53.4 42.8 < 0.001
Median age (years)   58.5 59.3 0.551
Gestational diabetes (% of women)   2.2 1.4 0.185
Family history of diabetes (%) No relatives 67.7 73.8 < 0.001
1 relative 24.3 19.6  
2 relatives 6.1 5.0  
Hypertension2 (%)   36.7 36.5 0.838
Weight (%) Normal weight 36.0 40.2 0.006
Overweight 45.0 40.3  
Obese 17.8 18.1  
Physically inactive3 (%)   78.1 78.1 0.856
  1. 1 p-value from t-tests or chi-squared test for the difference between attenders and non-attenders.
  2. 2 Hypertension defined as “has a doctor ever told you that you have high blood pressure” in the risk score questionnaire [12].
  3. 3 Classified as inactive from four questions pertaining to leisure time physical activity in the risk score questionnaire [14].