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Data source: VAERS (Vaccine Adverse Event Reporting System)

Data through 2026 · Updated quarterly

Built by TheDataProject.ai · © 2026 VaccineWatch

Important: VAERS accepts reports of adverse events following vaccination. For any given report, there is no certainty that the reported event was caused by the vaccine. Reports may contain information that is incomplete, inaccurate, coincidental, or unverifiable. Most reports to VAERS are voluntary, which means they are subject to biases. This data cannot be used to determine if vaccines cause or contribute to adverse events.

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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.

  1. Home
  2. Vaccines
  3. Lyme Disease (Lymerix)
  4. 2004
Lyme Disease (Lymerix)2004

Lyme Disease (Lymerix) in 2004

136 adverse event reports (-9% vs 2003)

Share
136
Reports
0
Deaths
5
Hospitalizations
47
ER Visits
41
Disabilities
← 2003 (150 reports)

2004 Reporting Summary

In 2004, 136 adverse event reports were filed for Lyme Disease (Lymerix) in VAERS. This represents 5.4% of all 2,528 reports for this vaccine.

Of these reports, 0 mentioned death, 5 involved hospitalization, 47 required ER visits, and 41 reported disability.

Compared to the average of 309 reports per year for this vaccine, 2004 was below average (-56%).

💡 What This Means

In 2004, reporting for Lyme Disease (Lymerix) was within typical ranges. As always, VAERS data reflects reports filed, not confirmed adverse events. Trends should be interpreted alongside vaccination volume and population health data.

All Years for Lyme Disease (Lymerix)

YearReportsDeathsHosp.
200852215
2004 ← current13605
2003150014
2002250120
2001374118
2000804332
1999395220

Understanding Yearly Data

•Spikes may reflect awareness: Years with unusual activity (e.g., pandemic) often see increased reporting.
•Dose volume matters: More vaccinations given in a year naturally leads to more reports.
•Reporting lag: Some events are reported months after they occur, so recent years may be incomplete.

Quick Facts

Reports:136
Deaths:0
Hospitalizations:5
% of Total:5.4%
Rank (by vol.):#6 of 7 years
Avg/year:309

Related Pages

Lyme Disease (Lymerix) Overview← 2003 Reports35 Years of ReportingCompare Vaccines

Data Source

This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.