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Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
Blood pressure decreased
3,217 total reports18.5% serious outcomes
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3,217
Total Reports
96
Deaths
498
Hospitalizations
18.5
Severity Rate
% serious outcomes
About Blood pressure decreased Reports
Blood pressure decreased has been reported 3,217 times in VAERS from 1990 to 2026.
Of these reports, 96 were associated with death (2.98%) and 498 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Blood pressure decreased is 18.5%.
Understanding Blood pressure decreased in VAERS
•Temporal association only: These reports show Blood pressure decreased occurred after vaccination, not necessarily because of vaccination.
•Background rates matter: Many symptoms occur naturally at baseline rates in the population, unrelated to vaccination.
•Reporting variability: Medical terminology may be used differently by various healthcare providers and over time.
•Investigation needed: High-frequency reports may trigger further epidemiological studies to determine causation.
What This Data Shows
Most Associated Vaccines: The vaccines most frequently mentioned in reports with Blood pressure decreased. This may reflect usage patterns, not causation.
Severity Patterns: The percentage of reports that involve serious outcomes can help prioritize safety investigations.
Reporting Trends: Changes in reporting frequency over time may reflect increased awareness, media attention, or actual safety signals.
Most Associated Vaccines
1. COVID192,243
2. HPV4339
3. FLU3306
4. MNQ245
5. TDAP167
6. VARZOS153
7. HEPA148
8. HPV9127
9. FLU497
10. PPV91
Quick Facts
Reports:3,217
Deaths:96
Hospitalizations:498
Mortality Rate:2.98%
Severity Rate:18.5%
Related Analysis
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Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.