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The UPTAKE study: implications for the future of COVID-19 vaccination trial recruitment in UK and beyond
Sonika Sethi1, Aditi Kumar2, Anandadeep Mandal3
1The Royal Wolverhampton NHS Trust, New Cross Hospital, Wolverhampton Road, Wolverhampton, West Midlands, WV10 0QP, UK. sonika.sethi1@nhs.net.
Insights
Recruiting diverse participants for COVID-19 vaccine trials is crucial for generalizability. Targeted public health campaigns are needed to boost participation among the elderly, ethnic minorities, and rural populations.
Area of Science:
- Clinical Trials
- Vaccinology
- Public Health
Background:
- COVID-19 vaccine development necessitates representative participant populations for accurate safety and efficacy conclusions.
- Current clinical trials often lack diversity in age, ethnicity, and comorbidities, challenging trial management and generalizability.
- Failure to achieve representative recruitment can reduce the validity of study results and cause costly delays in drug development.
Purpose of the Study:
- To investigate factors influencing public perception and participation in COVID-19 vaccination trials.
- To identify demographic and geographic characteristics associated with vaccine trial interest.
Main Methods:
- An anonymous, cross-sectional online survey was distributed across the United Kingdom.
- Statistical analysis involved six phases, including multinomial logistic models.
- The study examined demographic and geographic factors impacting vaccine trial participation.
Main Results:
- Out of 4884 participants, 41.4% expressed interest in joining vaccine trials, while 27.6% were not interested and 31.1% were unsure.
- Higher interest was observed in males, graduates, middle-aged adults (40-59), and individuals with no health issues.
- Lower interest was noted among Black Asian and Minority Ethnic (BAME) individuals, those from rural areas, and older adults (70+).
Conclusions:
- Engaging diverse participant cohorts is essential for developing generalizable COVID-19 vaccines.
- Public health campaigns should focus on improving trial recruitment rates for underrepresented groups, including the elderly, BAME communities, and less educated rural populations.
Background:
Developing a safe and effective vaccine will be the principal way of controlling the COVID-19 pandemic. However, current COVID-19 vaccination trials are not adequately representing a diverse participant population in terms of age, ethnicity and comorbidities. Achieving the representative recruitment targets that are adequately powered to the study remains one of the greatest challenges in clinical trial management. To ensure accuracy and generalisability of the safety and efficacy conclusions generated by clinical trials, it is crucial to recruit patient cohorts as representative as possible of the future target population. Missing these targets can lead to reduced validity of the study results and can often slow down drug development leading to costly delays.
Objective:
This study explores the key factors related to perceptions and participation in vaccination trials.
Methods:
This study involved an anonymous cross-sectional online survey circulated across the UK. Statistical analysis was done in six phases. Multi-nominal logistic models examined demographic and geographic factors that may impact vaccine uptake.
Results:
The survey had 4884 participants of which 9.44% were Black Asian Minority Ethnic (BAME). Overall, 2020 (41.4%) respondents were interested in participating in vaccine trials; 27.6% of the respondents were not interested and 31.1% were unsure. The most interested groups were male (OR = 1.29), graduates (OR = 1.28), the 40-49 and 50-59 age groups (OR = 1.88 and OR = 1.46 respectively) and those with no health issues (OR = 1.06). The least interested groups were BAME (OR = 0.43), those from villages and small towns (OR = 0.66 and 0.54 respectively) and those aged 70 and above (OR = 1.11).
Conclusions:
In order to have a vaccination that is generalisable to the entire population, greater work needs to be done in engaging a diverse cohort of participants. Public health campaigns need to be targeted in improving trial recruitment rates for the elderly, BAME community and the less educated rural population.
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