Covid-19: Researcher blows the whistle on data integrity issues in Pfizer’s vaccine trial
Revelations of poor practices at a contract research company helping to carry out Pfizer’s pivotal covid-19 vaccine trial raise questions about data integrity and regulatory oversight. Paul D Thacker reports.
....Staff who conducted quality control checks were overwhelmed by the volume of problems they were finding. After repeatedly notifying Ventavia of these problems, the regional director, Brook Jackson, emailed a complaint to the US Food and Drug Administration (FDA). Ventavia fired her later the same day. Jackson has provided The BMJ with dozens of internal company documents, photos, audio recordings, and emails...
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Concerns raised
In her 25 September email to the FDA Jackson wrote that Ventavia had enrolled more than 1000 participants at three sites. The full trial (registered under NCT04368728) enrolled around 44 000 participants across 153 sites that included numerous commercial companies and academic centres. She then listed a dozen concerns she had witnessed, including:
Participants placed in a hallway after injection and not being monitored by clinical staff
Lack of timely follow-up of patients who experienced adverse events
Protocol deviations not being reported
Vaccines not being stored at proper temperatures
Mislabelled laboratory specimens, and
Targeting of Ventavia staff for reporting these types of problems.
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