Snakebite Cases in Brazil from 2007 to 2020 with Socio-Demographic and Clinical Data

2,422,825 records of snakebite incidents were extracted and joined from 378 DATASUS open datasets. Alexandre Vilhena Silva-Neto processed the data, which includes socio-demographic and clinical information. Figures illustrate case distribution by snake type, age, municipality, severity, and deaths over the 14-year period.

Use Cases

• Analyze temporal trends in snakebite incidents and fatalities based on the 2007-2020 time range mentioned in the description.
• Map the geographic distribution of snakebite cases by municipality based on the heat maps referenced in the description.
• Study the correlation between snakebite type and clinical severity based on the distribution of severity data mentioned.
• Examine the age structure of reported cases based on the youth, adult, and elderly categories described.

Strengths

• Contains 2,422,825 records, providing a substantial sample size for analysis.
• Covers a 14-year time period from 2007 to 2020, allowing for longitudinal study.
• Includes both socio-demographic and clinical/laboratory data, as indicated by the referenced tables.
• Derived from 378 official DATASUS datasets, suggesting a systematic collection source.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.
• Data may reflect geographic or reporting bias inherent to the national health information system.

Provenance

Source

DATASUS (Brazilian National Health Data Repository)

Collection Method

Extraction, joining, and preprocessing of 378 open datasets, as described in the provided R scripts.

Time Range

2007 to 2020

Geography

Brazil, with municipality-level detail