From: Reliability and validity of brief psychosocial measures related to dietary behaviors
Variable | # of items | Baseline | Two Week Follow-up | ICC | 95% CI | ||||
---|---|---|---|---|---|---|---|---|---|
 |  | M | SD | alpha | M | SD | alpha |  |  |
Dietary Fat Reduction | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   Pros | 4 | 3.27 | .88 | .66 | 3.39 | .85 | .66 | .72 | .55-.83 |
   Cons | 4 | 2.24 | .79 | .64 | 2.37 | .79 | .71 | .71 | .54-.83 |
   Self-efficacy | 5 | 2.82 | .82 | .80 | 2.96 | .99 | .89 | .70 | .53-.82 |
Dietary Fiber and Whole Grains | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   Pros | 4 | 2.95 | .89 | .76 | 3.12 | .90 | .82 | .73 | .56-.84 |
   Cons | 4 | 1.84 | .80 | .73 | 1.92 | .75 | .74 | .63 | .43-.78 |
   Self-efficacy | 8 | 2.95 | .74 | .83 | 3.06 | .86 | .88 | .75 | .60-.85 |
Fruit & Vegetable | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   Pros | 4 | 3.54 | .81 | .73 | 3.57 | .85 | .77 | .78 | .64-.87 |
   Cons | 4 | 2.22 | .83 | .61 | 2.31 | .84 | .69 | .74 | .58-.84 |
   Self-efficacy | 6 | 3.12 | .80 | .76 | 3.15 | .87 | .81 | .70 | .52-.82 |
Healthy Eating | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   Change strategies | 15 | 3.07 | .78 | .91 | 2.99 | .76 | .90 | .79 | .66-.88 |
   Social support | 6 | 2.32 | .85 | .82 | 2.22 | .82 | .82 | .68 | .49-.80 |
   Environment | 4 | 3.60 | .99 | .81 | 3.55 | .93 | .83 | .77 | .63-.86 |
   Enjoyment | 7 | 3.93 | .66 | .72 | 3.90 | .69 | .74 | .78 | .65-.87 |