Table 6 Change in intervention satisfaction (post-intervention) in those assigned to a diet concordant vs. discordant with the genotype

From: The Personalized Nutrition Study (POINTS): evaluation of a genetically informed weight loss approach, a Randomized Clinical Trial

All participants

Genotype-concordant diet (n = 60)

Genotype-discordant diet (n = 62)

 

Meana (SD)

Meana (SD)

Adj. differenceb (95% CI)

I am satisfied with…

… the group format

6.9 (0.4)

7.4 (0.4)

−0.5 (−1.0, 0.1)

… the support from interventionists

7.5 (0.3)

7.5 (0.3)

0.1 (−0.4, 0.5)

… the intervention materials

7.0 (0.3)

7.2 (0.3)

−0.1 (−0.6, 0.4)

… the support from other participants

6.4 (0.4)

6.5 (0.4)

−0.1 (−0.7, 0.6)

… the amount of food in my meal plan

6.5 (0.5)

6.4 (0.5)

0.1 ( − 0.6, 0.8)

… the macronutrient content in my meal plan

6.1 (0.4)

5.8 (0.5)

0.3 (−0.4, 1.0)

… my progress toward weight management

6.4 (0.5)

6.3 (0.5)

0.3 (−0.5, 1.0)

… the degree to which the diet helped manage hunger

6.5 (0.5)

6.1 (0.5)

0.5 (−0.3, 1.2)

Fat-responders

High-fat diet (n = 44)

High-carbohydrate diet (n = 41)

 

Meana (SD)

Meana (SD)

Adj. differenceb (95% CI)

I am satisfied with…

… the group format

6.8 (0.4)

7.3 (0.5)

−0.6 (−1.2, 0.1)

… the support from interventionists

7.6 (0.4)

7.8 (0.4)

−0.1 (−0.7, 0.4)

… the intervention materials

7.1 (0.4)

7.4 (0.4)

−0.3 (−0.9, 0.3)

… the support from other participants

6.1 (0.5)

6.5 (0.6)

−0.4 (−1.2, 0.4)

… the amount of food in my meal plan

6.3 (0.6)

6.3 (0.6)

0.0 (−0.9, 0.9)

… the macronutrient content in my meal plan

6.0 (0.5)

5.6 (0.6)

0.3 (−0.5, 1.2)

… my progress toward weight management

6.5 (0.6)

6.2 (0.6)

0.4 (−0.5, 1.2)

… the degree to which the diet helped manage hunger

6.4 (0.6)

5.8 (0.6)

0.6 (−0.3, 1.4)

Carbohydrate-responders

High-carbohydrate diet (n = 16)

High-fat diet (n = 21)

 

Meana (SD)

Meana (SD)

Adj. differenceb (95% CI)

I am satisfied with…

… the group format

7.2 (0.7)

7.4 (0.7)

−0.2 (−1.3, 0.9)

… the support from interventionists

7.5 (0.6)

6.9 (0.6)

0.5 (−0.4, 1.4)

… the intervention materials

7.1 (0.5)

6.6 (0.5)

0.4 (−03, 1.1)

… the support from other participants

7.1 (0.6)

6.4 (0.7)

0.8 (−0.3, 1.8)

… the amount of food in my meal plan

7.0 (0.7)

6.6 (0.8)

0.4 (−0.8, 1.6)

… the macronutrient content in my meal plan

6.3 (0.8)

5.9 (0.9)

0.4 (−1.0, 1.7)

… my progress toward weight management

6.2 (0.9)

6.4 (0.9)

−0.1 (−1.5, 1.4)

… the degree to which the diet helped manage hunger

6.8 (0.9)

6.6 (1.0)

0.3 (−1.3, 1.8)

  1. a Mean post-intervention value. The Intervention Satisfaction Survey was only assessed at Week 12.
  2. bAdjusted for sex and race.
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