Figure 1.

DNT a priori Construct Validity Model. There is no gold standard for diabetes numeracy skills, therefore construct validity was used. This a priori model of correlations was determined by the expert panel to assess construct validity of the DNT.

Huizinga et al. BMC Health Services Research 2008 8:96   doi:10.1186/1472-6963-8-96
Download authors' original image