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Assay, Enzyme Linked Immunosorbent, Hepatitis C Virus

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FDA MAUDE adverse event data · 1999–2026

What the Data Shows About Assay, Enzyme Linked Immunosorbent, Hepatitis C Virus

The FDA MAUDE database aggregates 1,611 adverse-event reports for Assay, Enzyme Linked Immunosorbent, Hepatitis C Virus spanning the period from 1999 through 2026. Of these, 1 is classified as a death report, 106 as injury reports, and 1,464 as malfunction reports under FDA adverse-event categorization rules. Report counts do not by themselves indicate a device is unsafe — widely used devices and longer market histories naturally generate larger raw counts, so proportional and comparative reads are more informative than totals alone.

The adverse-event profile breaks down across 5 distinct event types and 5 reported patient-outcome categories, giving a multi-dimensional view that goes beyond a single headline number. A total of 20 distinct product-problem codes appear in the reports, with False Negative Result topping the list at 543 reports. Reports are associated with 10 different manufacturers in the MAUDE record, reflecting both OEMs and repackagers of this device category.

Annual reporting volume is tracked across 26 years of MAUDE data, with the peak single-year volume reaching 210 reports — trend shape often reflects changes in device adoption, reporting rules, or FDA enforcement focus rather than underlying device behavior alone. Events are documented across 9 reported care-setting categories (hospital, home, ambulatory surgery center, etc.). All figures reflect the openFDA MAUDE snapshot last refreshed on . This page is informational and is not medical advice — discuss device-safety questions with your healthcare provider.

1,611
Total Reports
1
Death Reports
106
Injury Reports
1,464
Malfunctions

Event Types

Malfunction 1,464 (90.9%)
Injury 106 (6.6%)
Other 33 (2.0%)
7 (0.4%)
Death 1 (0.1%)

Patient Outcomes

1,475 (91.7%)
Disability 116 (7.2%)
Other 14 (0.9%)
Required Intervention 3 (0.2%)
Death 1 (0.1%)

Top Product Problems

False Negative Result 543
False Positive Result 164
Adverse Event Without Identified Device or Use Problem 102
Low Test Results 87
No Apparent Adverse Event 35
Incorrect, Inadequate or Imprecise Result or Readings 32
High Test Results 26
Incorrect Or Inadequate Test Results 20
Non Reproducible Results 16
Incorrect Measurement 4
Appropriate Term/Code Not Available 3
Leak/Splash 3
Improper or Incorrect Procedure or Method 2
Chemical Problem 1
Device Difficult to Maintain 1
False Reading From Device Non-Compliance 1
Insufficient Information 1
Low Readings 1
Material Integrity Problem 1
Output Problem 1

Yearly Trend

99
1999: 1
01
2001: 2
02
2002: 1
03
2003: 3
05
2005: 4
06
2006: 6
07
2007: 20
08
2008: 21
09
2009: 86
10
2010: 51
11
2011: 76
12
2012: 136
13
2013: 119
14
2014: 57
15
2015: 41
16
2016: 115
17
2017: 116
18
2018: 153
19
2019: 138
20
2020: 47
21
2021: 26
22
2022: 56
23
2023: 55
24
2024: 56
25
2025: 210
26
2026: 15

Related Entities for Assay, Enzyme Linked Immunosorbent, Hepatitis C Virus

Event Locations

992 (61.6%)
I 603 (37.4%)
LABORATORY 9 (0.6%)
NO INFORMATION 2 (0.1%)
HOSPITAL 1 (0.1%)
INVALID DATA 1 (0.1%)
OTHER 1 (0.1%)
OUTPATIENT DIAGNOSTIC FACILITY 1 (0.1%)
UNKNOWN 1 (0.1%)

Compare ABBOTT LABORATORIES vs ABBOTT GERMANY →

Data Source

FDA Manufacturer and User Facility Device Experience (MAUDE) database via the openFDA API. Reports are submitted by manufacturers, healthcare facilities, and patients. Report counts do not indicate a device is unsafe — higher-use devices naturally generate more reports.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FDA MAUDE database. Consult a qualified professional before making decisions based on this data.