
With dropout rates averaging 30%, recruitment and retention delays are expensive: a 2024 Tufts CSDD analysis estimates each day of delay costs sponsors about $800,000 in lost prescription sales, plus roughly $40,000 in direct trial costs. Additionally, 70% of patients live more than an hour away from a study site, creating barriers to trial participation, limiting patient engagement, and increasing overall dropout rates.
20/20 Onsite has been shown to reduce patient travel by 80% and reduce patient dropout rates by 70% compared to the industry standard. 20/20 Onsite's patient-centric, point-of-need approach maintains budgets and timelines while fast-tracking trials.
The level of care that 20/20 Onsite provides to patients is outstanding in every way. The staff is professional, kind, and compassionate, and they are well-trained to handle any challenge that comes their way. I believe that mobile care is the cutting-edge of optometry, and I am honored to be a part of it. Dr. Keswani, OD
We recognize the incredible commitment patients make when they enroll in our trials and our goal is to match that commitment and support them in any way possible. By using a creative patient-focused approach to testing via 20/20 Onsite’s mobile vision testing program, we ‘take the test to the patient’ to support their needs during this extremely difficult time. Sue Washer, CEO, AGTC
While working with 20/20 Onsite for previous and current studies, we have been able to provide ophthalmological services that were previously not feasible for our clinical units. Doing so has been very successful in providing safety and ophthalmological oversight of study participants – as required by good clinical practices and the sponsor protocol. Dr. David Wyatt, Vice-President and Global Medical Lead, Syneos Health
It has been a pleasure to work with 20/20 Onsite. Your professionalism, attention to detail, and willingness to pivot or adjust to our sometimes fluid clinical trial protocol schedules has been such a blessing. We have certainly appreciated the opportunity to work with you; and anticipate future endeavors. Jerry Punch, MD. Co-Primary Investigator, Alliance for Multispecialty Research (AMR)
At 20/20 Onsite, we bring ophthalmic assessments directly to patients, reducing the average travel distance by over 80%. This point-of-need approach enhances participant engagement, improves retention across diverse patient populations, reduces patient burden, and ensures clinical research trials stay on track through stronger, real-world retention strategies and more accessible outreach to potential participants.
Dropout rates of 9% in trials where we provided point-of-need services.*
98% data submission accuracy ensures high-quality trial outcomes.
95+ patient NPS score due to our patient-centric solutions.
Explore how we’ve helped sponsors like you achieve success:
Read Case Studies*Data is based on completed clinical trials for which we have verified access and proprietary information.

20/20 Onsite handles all logistics for our point-of-need clinics, including travel to study sites, setup, teardown, and data submission. We also provide real-time support during assessments, helping site staff, research coordinators, and other stakeholders involved in research studies. This streamlined approach improves clinical trial participation, supports smoother site visits, and strengthens overall participant retention.

20/20 Onsite's Mobile Vision Clinics travel directly to patients, reducing average travel from 67 miles to 12 and improving overall healthcare access. On-site pods provide a stationary alternative, offering flexible, high-quality assessments that support research participation and accommodate evolving study design needs.

Our certified professionals ensure high-quality assessments that integrate seamlessly with your current protocols and study design to manage ophthalmic needs. This supports reliable data collection, consistent results across research studies, and smoother collaboration with site staff, providers, and research teams.

We handle logistics, scheduling, and documentation, so you can focus on research. Our team works closely with site staff, research coordinators, and other stakeholders to address challenges, maintain smooth site visits, and ensure trials stay on track and on budget, supporting stronger participant recruitment, retention, and overall research participation.

With 98% data accuracy, 20/20 Onsite delivers reliable results that meet regulatory standards and accelerate trial progression.

20/20 Onsite combines convenience, expertise, and technology to improve recruitment, retention, and data accuracy—driving successful, patient-centric trials.
A Phase 1 study with Syneos Health lost equipment access and required a 45-minute patient commute to the ophthalmology site; deploying a Mobile Vision Clinic on-site eliminated 85.5 hours of participant travel time and enabled same-day data turnaround.
When a Syneos Health Phase 1 unit in Miami lacked in-house ophthalmic equipment for required ocular safety monitoring, a Mobile Clinic Suite enabled on-site exams for more than 65 enrolled patients without added equipment or staffing costs.
For an FDA-mandated ocular substudy within a Phase 3 chronic cough trial, respiratory-focused sites lacked ophthalmic resources; onboarding them onto 20/20 Onsite's mobile vision services reduced documentation queries and led 8 additional sites to adopt the program after seeing early results.
Answers to the questions sponsors and study teams ask most about reducing dropout, easing travel burden, and reaching hard-to-enroll participants. For costs, contracts, data handling, and scheduling, visit the full FAQ page.
Bring the visits closer to participants. 20/20 Onsite performs ophthalmic assessments at the point of need through Mobile Vision Clinics, Mobile Vision Pods, and Mobile Clinic Suites, so participants spend less time traveling to each visit. Trials supported by 20/20 Onsite have averaged a 9% dropout rate, compared with an industry standard of 30%.
Long drives to a study site lead to missed visits, slower enrollment, and higher dropout, especially in multi-visit studies. 20/20 Onsite's point-of-need model has reduced average participant travel distance by more than 80%, which helps participants stay in the study through their final visit.
Point-of-need assessments go where participants live, work, or gather, instead of relying on the few sites with ophthalmic capacity. That matters because nonmetro areas are projected to have just 29% ophthalmology workforce adequacy by 2035. In one AGTC gene therapy trial, 20/20 Onsite completed 150 assessments across 24 states, and the trial exceeded its enrollment goals.
The savings calculator compares a 30% average Phase 3 dropout rate with 20/20 Onsite's 9% average, then applies commonly referenced costs to enroll a patient and to re-enroll a replacement. For a 150-patient trial, that difference equals up to $598,500 in potential savings. Get a Complete Cost Breakdown for your trial.
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