Virus Prevalence Survey in Ready-to-Eat Fresh-Cut Fruits

A Canadian targeted survey analyzed 1,149 samples of ready-to-eat fresh-cut fruits for Hepatitis A and Norovirus. The Canadian Food Inspection Agency conducted the study from April 2017 to March 2020, finding viral RNA in a small number of samples.

Use Cases

• Estimate baseline prevalence rates of Hepatitis A and Norovirus GII in fresh-cut fruit products using sample counts and positive detection results.
• Analyze temporal trends in viral contamination over the three-year survey period from 2017 to 2020.
• Benchmark detection rates for specific viruses (Hepatitis A, Norovirus GI, Norovirus GII) across a large sample set for comparative risk analysis.
• Support regulatory follow-up activity analysis by correlating positive sample findings with reported illness and recall data.

Strengths

• 1,149 analyzed samples provide a substantial basis for prevalence estimation.
• Clear temporal coverage spanning three fiscal years (April 2017 to March 2020).
• Specific detection counts provided for Hepatitis A virus (3) and Norovirus GII (2).

Limitations

• Unknown sample metadata (e.g., fruit type, origin, processing facility) limits granular analysis.
• Survey results are limited to Canada, reducing global generalizability.
• Data represents a single time-bound study rather than ongoing monitoring.

Provenance

Source

Canadian Food Inspection Agency (CFIA).

Collection Method

Targeted laboratory survey analyzing samples for viral RNA.

Time Range

April 1, 2017 to March 31, III 2020.

Freshness

Data covers period ending March 2020; report metadata updated April 2026.

Geography

Canada.