Influenza Surveillance Data from Beijing's Chaoyang District, 2015-2024

From 2015 to 2024, this dataset contains epidemiological surveillance data on seasonal influenza from Chaoyang District, Beijing, China. It includes 2,468,817 influenza-like illness (ILI) cases, virological results, and reported case data. The dataset was created by Xing Gao and published on figshare under a CC-BY-4.0 license.

Use Cases

• Modeling influenza suppression and resurgence patterns based on the described 'increase-suppression-resurgence' trend.
• Analyzing shifts in epidemic seasonality based on the reported transition from stable winter patterns to irregular outbreaks.
• Investigating age-stratified infection risk based on the reported rate ratios for children, adults, and seniors.
• Tracking viral lineage dynamics based on the reported sustained absence of B/Yamagata lineage detections.

Strengths

• Contains a substantial count of 2,468,817 influenza-like illness (ILI) cases.
• Covers a nine-year time span from 2015 to 2024, capturing pre- and post-pandemic periods.
• Integrates multi-source data including ILI surveillance, virological results, and reported cases.
• Analysis includes specific statistical results, such as a post-pandemic rebound rate ratio of 1.72.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is limited to a single urban district (Chaoyang District, Beijing), which may not be nationally representative.

Provenance

Source

Multi-source surveillance data from Chaoyang District, Beijing, China.

Collection Method

Epidemiological analysis of surveillance records, virological results, and reported cases.

Time Range

2015 to 2024

Freshness

Last updated 2026-05-14 05:35:30; freshness should be verified.

Geography

Chaoyang District, Beijing, China