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Table 3 Convergent, divergent validity (Fornell and Larcker Criterion) and reliability results (n = 388)

From: Nutrition self-efficacy assessment: designing and psychometric evaluation in a community-dwelling elderly population

Dimensions

AVEa

MSVb

ASVc

CRd

Ωe

α (CI95%)

AICf

Adherence efficacy

0.577

0.334

0.329

0.901

0.801

0.922

0.610

Preventive behaviours

0.514

0.371

0.349

0.912

0.784

0.918

0.331

Information effectiveness

0.636

0.376

0.358

0.913

0.862

0.924

0.449

  1. aAverage variance extracted
  2. bMaximum shared squared variance
  3. cAverage shared squared variance
  4. dConstruct reliability
  5. eMcDonald’s omega coefficient
  6. αCronbach alpha
  7. fAverage inter-item correlation