Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Mobile Phone Use clinical trials
3 of 4 indexed Mobile Phone Use trials are currently recruiting.
Corpus placement: #4,115 of 28,707 conditions by registered trial count.
4 US clinical trials · 3 currently recruiting · #4,115 of 28,707 conditions by registered trial count
Mobile Phone Use: 4 US clinical trials tracked, 3 recruiting.
Mobile Phone Use is the subject of 4 registered US clinical trials on ClinicalTrials.gov, 3 of them currently open to new participants. The most active sponsor is California Polytechnic State University-San Luis Obispo, running 1 of these trials.
Enrollment posture brief
Registry condition mobile-phone-use
OPEN 3 | RECR 75% | LATE 0 | EARLY 0 | RANK #4115 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Activity, Motor (75% recruiting · 8 trials)
Mobile Phone Use lists 3 open slots (75% of 4 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Mobile Phone Use on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Mobile Phone Use is recruiting above its size-band peers.
3 of 4 indexed trials (75%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
Open and recent trials
4 total, page 1 of 1
Investigating Baby Behavior and Family Technology Use Study
California Polytechnic State University-San Luis Obispo
NCT05781100
Mobile Mental Health Stigma Reduction Intervention Among Black Adults
Massachusetts General Hospital
NCT06316804
Using Augmented Reality to Promote Physical Activity in Children With Cerebral Palsy
Children's Hospital Los Angeles
NCT06096272
A Mobile Phone Based Pilot Intervention to Prevent Obesity in Latino Preschool Children
University of California, Los Angeles
NCT04261985
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Mobile Phone Use records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Mobile Phone Use trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Mobile Phone Use page
4 registered trials, 3 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 3 Mobile Phone Use trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- California Polytechnic State University-San Luis Obispo sponsors the most Mobile Phone Use trials on record, review their full trial history before evaluating a specific study. See California Polytechnic State University-San Luis Obispo's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Mobile Phone Use condition card totals 4 registered trials; most-linked intervention healthy weight behaviors supported by web-based mobile phone application; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.