NCT01482234

Brief Summary

The purpose of this study is to assess whether text messages can be used as a way to increase the amount of physical activity teens get each day.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
160

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Feb 2012

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

November 28, 2011

Completed
2 days until next milestone

First Posted

Study publicly available on registry

November 30, 2011

Completed
2 months until next milestone

Study Start

First participant enrolled

February 1, 2012

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2013

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2013

Completed
Last Updated

January 20, 2016

Status Verified

January 1, 2016

Enrollment Period

1.5 years

First QC Date

November 28, 2011

Last Update Submit

January 18, 2016

Conditions

Physical Activity

Keywords

physical activityexercisewalkingpedometersgoal settingtext messagesmotivationintrinsic motivationextrinsic motivationself determination theoryprompts

Outcome Measures

Primary Outcomes (1)

  • physical activity

    physical activity will be assessed for 7 days at each data collection period; accelerometers will be used to assess physical activity amount and intensity

    3 months

Secondary Outcomes (3)

  • Psychological need satisfaction in exercise

    3 months

  • Behavioral Regulation in Exercise

    3 months

  • Satisfaction

    3 months

Study Arms (4)

pedometers only

EXPERIMENTAL

Participants randomized to this arm will receive pedometers only. They will participate in baseline and 3 months data collection.

Behavioral: TXT Me

pedometers + prompts

EXPERIMENTAL

Participants randomized to this arm will receive pedometers plus a weekly prompt to set a step goal. They will participate in baseline and 3 months data collection.

Behavioral: TXT Me

pedometer + prompt + messages

EXPERIMENTAL

Participants randomized to this arm will receive pedometers, weekly prompts, and 6 motivational text messages a week. They will participate in baseline and 3 months data collection.

Behavioral: TXT Me

Control

NO INTERVENTION

Participants randomized to this group will participate in data collection only; they will not receive an intervention.

Interventions

TXT MeBEHAVIORAL

text messages, physical activity, self determination theory, extrinsic motivation, intrinsic motivation, pedometers, walking, prompts

pedometer + prompt + messagespedometers + promptspedometers only

Eligibility Criteria

Age14 Years - 17 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • years old
  • access to a computer with high speed internet access
  • home email address
  • cell phone that can send/receive text messages
  • text message plan
  • fluent in English

You may not qualify if:

  • mental or physical limitations that impair ability to fully participate in the program and/or complete baseline and post assessment data collection.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Baylor College of Medicine

Houston, Texas, 77030, United States

Location

Related Publications (2)

  • Thompson D, Cantu D, Ramirez B, Cullen KW, Baranowski T, Mendoza J, Anderson B, Jago R, Rodgers W, Liu Y. Texting to Increase Adolescent Physical Activity: Feasibility Assessment. Am J Health Behav. 2016 Jul;40(4):472-83. doi: 10.5993/AJHB.40.4.9.

    PMID: 27338994DERIVED

  • Thompson D, Cantu D, Bhatt R, Baranowski T, Rodgers W, Jago R, Anderson B, Liu Y, Mendoza JA, Tapia R, Buday R. Texting to Increase Physical Activity Among Teenagers (TXT Me!): Rationale, Design, and Methods Proposal. JMIR Res Protoc. 2014 Mar 12;3(1):e14. doi: 10.2196/resprot.3074.

    PMID: 24622344DERIVED

MeSH Terms

Conditions

Motor Activity

Condition Hierarchy (Ancestors)

Behavior

Study Officials

  • Deborah Thompson, PhD

    Baylor College of Medicine

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
FACTORIAL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate Professor of Pediatrics

Study Record Dates

First Submitted

November 28, 2011

First Posted

November 30, 2011

Study Start

February 1, 2012

Primary Completion

August 1, 2013

Study Completion

December 1, 2013

Last Updated

January 20, 2016

Record last verified: 2016-01

Locations

US(1)