Precision Data · Data · public access

Brazilian health data, ready for you to explore. No sign-up to start.

Explore DATASUS with the same engine we use in Real World Evidence projects, download the Nexus 5% Sample (real, de-identified data in OMOP CDM v5.3) to learn and practice with OHDSI tools, and follow our thematic reports.

3,7 Mpatients with an oncology record in SUS (2020–2025)
527ICD-10 cancer codes (C00–C97) and 100+ molecules
0 sof sign-up for the 1st query
Explore freely: 5 queries a day, table and chart on screen
Export or go further? Just an e-mail (magic link, no password)
SNOMED → ICD-10 semantic filters and exportable charts, with the Precision Data builder
What you find here

Four doors to our data

Everything public stays open. We ask for your e-mail only when we deliver something that only makes sense for those who will actually use the data.

Explore data with Epiquery

Build your query by clicking metrics, dimensions and cohorts on the Oncology in SUS dataset (annual prevalence by ICD-10 and treatment patterns by molecule, 2020–2025, derived from DATASUS). Results in seconds, with chart and SNOMED filters.

No sign-up
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Download the Nexus 5% Sample (OMOP CDM)

Random 5% sample of the Nexus cohort (~445k patients, 2012–2025) in OMOP CDM v5.3: real, de-identified data in 10 clinical tables (Parquet). To learn and practice OMOP/OHDSI — ATLAS, HADES, DQD, R and Python — non-commercially, upon acceptance of the Data Use Terms.

Parquet · 10 tables
CDM v5.3 · 24-hour linksSee the sample
COMING SOON

Thematic datasets & reports

Curated cuts by theme — arboviruses, oncology, mental health, elective surgeries — with a downloadable dataset and a monthly EpiReport.

Coming soonPDF with corporate e-mail
EpiReport
COMING SOON

Published study materials

Supplementary material from Precision Data studies: code, dictionaries, cohort definitions and extended tables from published papers. Reproducibility by default.

Coming soon
Waitlist
Access legend: No sign-up view and explore · export, save, advanced dimensions, Nexus 5% Sample (with Terms acceptance) · Corporate e-mail full PDF report · Coming soon waitlist
Start here

Popular queries (open the explorer pre-filled)

Annual prevalence of breast cancer (C50)
SUS · 2020–2025 · distinct patients
Most prevalent cancer types in 2024
ICD-10 C00–C97 · category
Molecules with most chemotherapy patients
APAC-AQ · active ingredient
LGPD. The data shown is public and aggregated (DATASUS), processed by Precision Data. We ask for your e-mail only to deliver what you requested and to send content about health data; consent is explicit (magic link = double opt-in), every e-mail has an opt-out and we never share your e-mail with third parties. See our Compliance and Data Protection Policy.