Testing Intervention Strategies for Addressing Obesity and Binge Eating

Northwestern University

Status: Completed

Conditions: Binge Eating; Obesity

Treatments: Behavioral: Intervention component: Decrease overvaluation of weight and shape; Behavioral: Behavioral weight loss; Behavioral: Intervention component: Decrease unhealthy weight control practices; Behavioral: Intervention component: Decrease negative affect

Study type: Interventional

Funder types: Other

Identifiers

NCT04771455

STU00208056

Details and patient eligibility

About

The purpose of this study is to conduct a randomized pilot trial of a mobile intervention that targets obesity and binge eating.

Enrollment: 81 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Adults age 18 years or older
• Obesity (BMI ≥30)
• Recurrent binge eating (≥12 episodes in the past 3 months)
• Interested in losing weight and reducing binge eating
• Willing to use a mobile application
• Has a smartphone with Internet access and capacity for calls and text messaging
• Has a valid email address
• Has access to a scale
• Not pregnant
• English-speaking

Exclusion criteria

• Diagnosis for which the study/intervention is not clinically indicated
• Not currently receiving clinical services for weight management or binge eating

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Factorial Assignment

Masking: Single Blind

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81 participants in 8 patient groups

Condition 1

Experimental group

Description:

Behavioral weight loss intervention

Treatment:

Behavioral: Behavioral weight loss

Condition 2

Experimental group

Description:

Behavioral weight loss intervention and decrease negative affect

Treatment:

Behavioral: Intervention component: Decrease negative affect

Behavioral: Behavioral weight loss

Condition 3

Experimental group

Description:

Behavioral weight loss intervention and decrease unhealthy weight control practices

Treatment:

Behavioral: Intervention component: Decrease unhealthy weight control practices

Behavioral: Behavioral weight loss

Condition 4

Experimental group

Description:

Behavioral weight loss intervention, decrease unhealthy weight control practices, and decrease negative affect

Treatment:

Behavioral: Intervention component: Decrease negative affect

Behavioral: Intervention component: Decrease unhealthy weight control practices

Behavioral: Behavioral weight loss

Condition 5

Experimental group

Description:

Behavioral weight loss intervention and decrease overvaluation of weight and shape

Treatment:

Behavioral: Behavioral weight loss

Behavioral: Intervention component: Decrease overvaluation of weight and shape

Condition 6

Experimental group

Description:

Behavioral weight loss intervention, decrease overvaluation of weight and shape, and decrease negative affect

Treatment:

Behavioral: Intervention component: Decrease negative affect

Behavioral: Behavioral weight loss

Behavioral: Intervention component: Decrease overvaluation of weight and shape

Condition 7

Experimental group

Description:

Behavioral weight loss intervention, decrease overvaluation of weight and shape, and decrease unhealthy weight control practices

Treatment:

Behavioral: Intervention component: Decrease unhealthy weight control practices

Behavioral: Behavioral weight loss

Behavioral: Intervention component: Decrease overvaluation of weight and shape

Condition 8

Experimental group

Description:

Behavioral weight loss intervention, decrease overvaluation of weight and shape, decrease unhealthy weight control practices, and decrease negative affect

Treatment:

Behavioral: Intervention component: Decrease negative affect

Behavioral: Intervention component: Decrease unhealthy weight control practices

Behavioral: Behavioral weight loss

Behavioral: Intervention component: Decrease overvaluation of weight and shape