AnorexiaNCT03439553
Estimating the Short-term Effectiveness of Online Advertisements for Improving Health
A study testing Ads display with target websites in people with Anorexia and Obesity, run by Microsoft Research at 1 site in Israel.
Trial summary
Bing ads designed to encourage people to adopt healthier practices (e.g., stop smoking, become physically active, stop consuming harmful content) are shown using the advertising system, to test which ads are more effective as apparent in the subsequent queries to Bing submitted by users who saw the ads. Read more about this study
- Who is it for?
- Any ageHealthy volunteers can take part
- Conditions the study is for
- Anorexia, Obesity, Smoking Cessation
- What is being tested?
- Ads display with target websites
- Type of treatment
- Lifestyle or therapy programme
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 2,000,000 participants
- Where
- 1 siteIsrael
- Study dates
- 16 Apr 2015to 1 Jul 2017
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages Any age
- All sexes
- Healthy volunteers accepted
- Child, Adult, Older adult
Who may be able to join
- Use of the Bing ad system with target phrases.
Who cannot join
- None
Trial locations and contacts
1 site in 1 country.
About this study
Bing ads designed to encourage people to adopt healthier practices (e.g., stop smoking, become physically active, stop consuming harmful content) are shown using the advertising system, to test which ads are more effective as apparent in the subsequent queries to Bing submitted by users who saw the ads.
- Conditions
- Anorexia, Obesity, Smoking Cessation
- Being tested
- Ads display with target websites, Ads display with control websites
- Medical subject headings
- Anorexia, Obesity, Smoking Cessation
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Ads display with target websitesBehavioural
Ads are shown, but users are referred to control websites.
Ads display with control websitesBehavioural
Ads are shown, but users are referred to control websites.
| Study group | Role | What they receive |
|---|---|---|
| Intervention | Experimental | People shown ads with referral to target websites. Receives: Behavioral: Ads display with target websites |
| Intervention with control websites | Active comparator | People shown ads with referral to control websites. Receives: Behavioral: Ads display with control websites |
| Control | No intervention | People who make target queries, but are not shown the ads. |
What is being measured
The primary outcome is the main question the study is designed to answer.
The number of people who increase and the number of people who decrease searches for positive target behaviors post intervention, compared to prior to the intervention, or a similar decrease in negative behaviors
Increase or decrease in searches for positive target behaviors post intervention, compared to prior to the intervention, or a similar decrease in negative behaviors. This measure of outcome was previously used in E. Yom-Tov, Muennig \& El-Sayed (2016).
Measured: Up to 1 month after the intervention
Secondary outcomes (1)
Clickthrough rates
Clickthrough rates on each ad
Measured: During the intervention itself and up to 1 minute after the intervention (advertisement display).
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted20 Feb 2018
- Study start16 Apr 2015
- Primary completion1 May 2017
- Study completion1 Jul 2017
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for AnorexiaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 2,000,000 participants (actual)
Sponsor and investigators
- Lead sponsor
- Microsoft Research
- Sponsor type
- Industry (pharma, biotech, devices)
- Collaborators
- Schneider Children's Medical Center, Israel, Interdisciplinary Center Herzliya
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03439553
- Sponsor's protocol ID
- 177
- Status last verified
- Feb 2018
- First submitted
- 31 Jan 2018
- Last updated
- 20 Feb 2018
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No: No IPDs are to be shared with other researchers.
Publications
Yom-Tov E, Brunstein-Klomek A, Mandel O, Hadas A, Fennig S. Inducing Behavioral Change in Seekers of Pro-Anorexia Content Using Internet Advertisements: Randomized Controlled Trial. JMIR Ment Health. 2018 Feb 22;5(1):e6. doi: 10.2196/mental.8212.
PubMed 29472176
Study at a glance
From the registry record, last updated by the sponsor on 20 Feb 2018. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Estimating the Short-term Effectiveness of Online Advertisements for Improving Health
- ClinicalTrials.gov ID
- NCT03439553
- Acronym / sponsor ID
- 177
- Conditions
- Anorexia, Obesity, Smoking Cessation
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 2,000,000 participants (actual)
- Lead sponsor
- Microsoft ResearchIndustry (pharma, biotech, devices)
- Collaborators
- Schneider Children's Medical Center, Israel, Interdisciplinary Center Herzliya
- Study start
- 16 Apr 2015 (actual)
- Primary completion
- 1 May 2017 (actual)
- Study completion
- 1 Jul 2017 (actual)
- First posted
- 20 Feb 2018 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Bing ads designed to encourage people to adopt healthier practices (e.g., stop smoking, become physically active, stop consuming harmful content) are shown using the advertising system, to test which ads are more effective as apparent in the subsequent queries to Bing submitted by users who saw the ads.
Study design
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Intervention | Experimental | Behavioral: Ads display with target websitesPeople shown ads with referral to target websites. |
| Intervention with control websites | Active comparator | Behavioral: Ads display with control websitesPeople shown ads with referral to control websites. |
| Control | No intervention | –People who make target queries, but are not shown the ads. |
Who may qualify
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Child, Adult, Older adult
Key inclusion criteria (1 listed)
- Use of the Bing ad system with target phrases.
Key exclusion criteria (1 listed)
- None
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Ads display with target websitesAds are shown, but users are referred to control websites. | Behavioural | Intervention |
| Ads display with control websitesAds are shown, but users are referred to control websites. | Behavioural | Intervention with control websites |
Primary outcome
The number of people who increase and the number of people who decrease searches for positive target behaviors post intervention, compared to prior to the intervention, or a similar decrease in negative behaviors
Time frame: Up to 1 month after the intervention
Increase or decrease in searches for positive target behaviors post intervention, compared to prior to the intervention, or a similar decrease in negative behaviors. This measure of outcome was previously used in E. Yom-Tov, Muennig \& El-Sayed (2016).
1 secondary outcome
Clickthrough rates
Time frame: During the intervention itself and up to 1 minute after the intervention (advertisement display).
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 20 Feb 2018.
- Derived from this study: PubMed 29472176Yom-Tov E, Brunstein-Klomek A, Mandel O, Hadas A, Fennig S. Inducing Behavioral Change in Seekers of Pro-Anorexia Content Using Internet Advertisements: Randomized Controlled Trial. JMIR Ment Health. 2018 Feb 22;5(1):e6. doi: 10.2196/mental.8212.
- Individual participant dataSharing planned: No. No IPDs are to be shared with other researchers.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Ads display with target websites in people with Anorexia and Obesity, run by Microsoft Research at 1 site in Israel.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 20 Feb 2018. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Israel. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
The number of people who increase and the number of people who decrease searches for positive target behaviors post intervention, compared to prior to the intervention, or a similar decrease in negative behaviors (time frame: Up to 1 month after the intervention). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT03439553, which also lists 1 linked publication.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Feb 2018.