COVID-19 Case Surveillance with Patient Demographics and Geography

19 data elements per case include demographics, geography, exposure history, disease severity, outcomes, and underlying medical conditions. The U.S. Department of Health & Human Services provides this public use dataset, which is updated monthly with a 14-day reporting lag. Data are reported by U.S. states, territories, and affiliates.

Use Cases

• Analyze disease severity indicators and outcomes across different county and state geographies.
• Model the presence of underlying medical conditions as a risk factor for reported outcomes.
• Track exposure history patterns over time using monthly updated case records.
• Examine demographic distributions of cases reported through the national surveillance system.

Strengths

• Contains 19 distinct data elements per case, providing a detailed patient-level view.
• Data collection is governed by a formal CDC policy designed to protect individual privacy.
• Updated monthly with a standardized 14-day lag to stabilize case reporting.
• Includes cases from all U.S. states, territories, and autonomous reporting entities.

Limitations

• Specific row count, column names, and sample size are not provided in the input.
• Data are provisional and subject to change following verification with state providers.
• Some data elements are suppressed to protect privacy, which may limit analysis.

Provenance

Source

U.S. Department of Health & Human Services, Centers for Disease Control and Prevention (CDC).

Collection Method

Patient-level data reported by U.S. states, territories, and autonomous entities via the COVID-19 case report form.

Time Range

Covers cases from at least April 5, 2020, when COVID-19 was added to the Nationally Notifiable Condition List.

Freshness

Updated monthly; last update recorded on 2021-05-08.

Geography

United States, including states, District of Columbia, New York City, U.S. territories, and affiliates.