Original research
Original research: datasets that did not exist before we compiled them
Each dataset states its method, its date, and what it cannot tell you. All four are published for reuse with attribution.
Written by Compare Healthcare API Editorial DeskReviewed by Technical ReviewLast reviewed Rubric v1.0
Short answer
What original research does this site publish?
Four datasets. The Vendor Transparency Index audits ten vendors against eight public-disclosure checks. The EHR write-back matrix records which major EHRs document a note write path and what gates it. The ambient recording consent index classifies all 51 US jurisdictions as all-party, one-party or contested with citations. The integration effort model estimates engineering weeks, ongoing load and clinical-safety ownership for each architecture.
Cite as: Original research index, Compare Healthcare API, last reviewed 2026-09-01.
- Dataset · 10 vendors × 8 checksVendor Transparency IndexWhat each vendor actually publishes: pricing, BAA availability, retention, training on PHI, subprocessors, API docs, certifications and evaluation practice.
- Dataset · Major EHRsEHR note write-back matrixDocumented note write paths by EHR, the FHIR resources involved, the scopes required and the enablement gate that owns your timeline.
- Dataset · 51 jurisdictionsAmbient recording consent indexAll-party, one-party and contested consent regimes across every US state plus DC, with statutory citations and product implications.
- Model · 4 architecturesIntegration effort modelEngineering weeks to production, ongoing maintenance load and who owns clinical safety, for build, buy, hybrid and resell paths.
Frequently asked questions
- Can I cite these datasets?
- Yes, with attribution to this site and a link to the specific dataset page. Each page carries its own last-updated date, method note and limitations, and each is marked up as a schema.org Dataset. Methodology.
- Is the consent index legal advice?
- No. It is a research classification of statutory recording-consent regimes intended to scope product requirements. Confirm any specific obligation with counsel licensed in the relevant jurisdiction. Read the index.
- How were the datasets compiled?
- From primary public sources only — vendor documentation, developer programmes, standards bodies and statutes — with each row recording what is published and, where relevant, what is not disclosed. Submit a correction.