LIVE SMART: Smartphone Intervention for Weight Control

Lifespan

Status: Completed

Conditions: Overweight; Obesity

Treatments: Behavioral: Lifestyle Counseling

Study type: Interventional

Funder types: Other

Identifiers

NCT01724632

1R01DK095779

Details and patient eligibility

About

The purpose of this study is to compare three methods of delivering behavioral weight loss treatment.Participants are randomly assigned to one of three 18-month weight loss treatments (group, individual, or smartphone treatment). Participants who are assigned to group treatment will attend group meetings weekly for the first 6 months, then every 2 weeks for 6 months, and then monthly for the final 6 months. Participants who are assigned to individual treatment will attend one-on-one sessions with a weight loss counselor every month for 18 months. Participants who are assigned to smartphone treatment will use a smartphone to learn and practice weight loss skills. They will also attend one-on-one sessions with a weight loss counselor every month for 18 months. Assessment visits are conducted at baseline, 6, 12, and 18 months.

Enrollment: 276 patients

Sex: All

Ages: 18 to 70 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Body Mass Index (kg/m2) of 25-45.
• English language fluency
• Ability to read at a 6th grade level
• Availability to attend weekly treatment sessions in Providence, RI

Exclusion criteria

• Any heart condition that limits ability to participate in physical activity
• Chest Pain
• Any cognitive of physical limitation that would preclude use of a smartphone
• Serious mental illness
• Historical or current eating disorder
• Previous or planned bariatric surgery
• Use of weight loss medication
• Recent pregnancy or a plan to become pregnant in the next 6 months
• Participation in a study at the Weight Control and Diabetes Research Center within the last two years
• A weight loss of greater than 5% body weight in the last 6 months

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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276 participants in 3 patient groups

Group Treatment

Active Comparator group

Description:

Participants who are assigned to group treatment will attend group meetings weekly for the first 6 months, then every 2 weeks for 6 months, and then monthly for the final 6 months. Participants will be weighed individually at the start of each group meeting.

Treatment:

Behavioral: Lifestyle Counseling

Individual Treatment

Active Comparator group

Description:

Participants who are assigned to individual treatment will attend one-on-one sessions with a weight loss counselor every month for 18 months.

Treatment:

Behavioral: Lifestyle Counseling

Smartphone Treatment

Experimental group

Description:

Participants who are assigned to smartphone treatment will use a smartphone to learn and practice weight loss skills. They will also attend one-on-one sessions with a weight loss counselor every month for 18 months.

Treatment:

Behavioral: Lifestyle Counseling