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Table 3 Full and reduced binary linear regression models of consent to participate

From: Reasons for participation and non-participation in a diabetes prevention trial among women with prior gestational diabetes mellitus (GDM)

  Full model* Reduced model (LASSO)
Variable OR Lower Upper P-value OR Lower Upper P-value
Age (years) 1.12 1.01 1.23 0.02 1.09 1.00 1.18 0.05
First degree relative         
(Yes vs. No) 0.77 0.32 1.85 0.55     
Smoker         
(Past vs. Never) 1.91 0.72 5.06 0.18     
(Current vs. Never) 1.65 0.46 5.93 0.43     
Exercise         
(Yes vs. No) 0.98 0.27 3.49 0.97     
Insulin use         
(Yes vs. No) 0.35 0.14 0.86 0.02 0.34 0.14 0.82 0.01
IFG at follow-up         
(Yes vs. No) 1.27 0.43 3.77 0.66     
IGT at follow-up         
(Yes vs. No) 0.59 0.09 3.94 0.58     
BMI 1.04 0.97 1.11 0.26     
  1. C statistic: Full = 0.71, Reduced = 0.68.
  2. *Fruit and vegetable intake excluded due to sparse data (113/116 had adequate fruit and vegetable intake).
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