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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: Eat Behav. 2017 Apr 6;26:182–188. doi: 10.1016/j.eatbeh.2017.04.002

Table 4.

Contribution of the 11-item Personal Diabetes Questionnaire and the Summary of Diabetes Self-Care Activities subscales in predicting body mass index, hemoglobin A1c, and systolic and diastolic blood pressure using an hierarchical multivariable regression analysis

Outcomes
Predictors Body Mass Index Hemoglobin A1c Systolic blood pressure Diastolic blood pressure
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Age −0.18 (<0.001) −0.25 (<0.001) 0.15 (<0.01) −0.15 (<0.01)
Race −0.17 (<0.05)
Ethnicity −0.14 (<0.05) −0.22 (<0.01)
Income −0.12 (<0.05)
On insulin 0.20 (<0.001)
Diabetes duration −0.15 (<0.01)
SDSCA subscales
   General diet
   Specific diet
   Exercise
PDQ-11 subscales
   Eating behavior problems −0.17 (<0.01) −0.14 ( <0.01)
   Use of information in
   Dietary decision making
   Calorie restriction strategies 0.17 (<0.01)
   Activity and exercise −0.17 (<0.01)

SDCSA: Summary of Diabetes Self-Care Activities; PDQ-1: 11-item Personal Diabetes Questionnaire.