Skip to main content

Table 2 Multivariate Logistic Model Results - Variables and Odds of Sustained Weight Loss Success Compared to Base Case PwOa

From: Predictors of weight loss outcomes in obesity care: results of the national ACTION study

Variable Type

Variable Description

Variable Specificationb

Coefficient (Standard Error)

Odds Ratio and 95% Confidence Interval

PwO Affected

Intercept

N/A

Constant

−3.67 (0.4847)

N/A

N/A

Demographic

Weight History 1 year ago

Continuous

−0.01 (0.0026)***

0.99 (0.99–1.00)c

Mean = 248lbs

Demographic

Weight History 10 years ago

Continuous

−0.02 (0.0021)***

1.02 (1.01–1.02)

Mean = 221lbs

Demographic

Formal diagnosis of obesity

No, Not sure [2, 3] - > 1

Yes [1] - > 0

−0.45 (0.1902)*

0.64 (0.44–0.92)

No/Not sure [2, 3] = 44%

Attitudinal

When discussing your weight with your HCP, how often do they recognize your previous weight management efforts?

Often [4, 5] - > 1

Not often [1,2,3] - > 0

0.69 (0.1687)***

1.99 (1.43–2.77)

Often [4, 5] = 39%

Attitudinal

Attitudes toward weight loss: I am motivated to lose weight

Agree [4, 5] - > 1

Do not agree [1,2,3] - > 0

0.59 (0.1746)***

1.81 (1.28–2.54)

Agree [4, 5] = 45%

Attitudinal

Barriers to initiating a weight loss effort: my lack of motivation

Agree [4, 5] - > 1

Do not agree [1,2,3] - > 0

−0.49 (0.1699)**

0.61 (0.44–0.86)

Agree [4, 5] = 52%

Behavioral

HCPs discussed weight with/would discuss weight with: diabetes educator

Yes [1] - > 1

No [2] - > 0

0.20 (0.2317)

1.22 (0.78–1.93)

Yes [1] = 10%

Model Fit Statistics

 

Mean (95% Confidence Interval)

   

Accuracy

70% (65–74%)

   

Specificity

70% (54–79%)

   

Sensitivity

66% (52–75%)

   
  1. PwO People with Obesity, HCP Healthcare Provider, Lbs Pounds
  2. aBase Case PwO: weight 1 year ago = 248 lbs., weight 10 years ago = 221 lbs.; formal diagnosis of obesity = yes, HCP recognizes previous weight management efforts = not often, I am motivated to lose weight = do not agree, my lack of motivation is a barrier to a weight loss effort = do not agree, discussed/would discuss weight with diabetes educator = no
  3. bAnswer categories and scale definitions
  4. *p < 0.05, **p < 0.01, ***p < 0.001
  5. cDue to rounding; unrounded value is < 1.00