CalHHS Data Knowledge Base
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  • Data Knowledge Base
  • Data Sharing
    • Revision History
    • Data Sharing Guidebook
    • Lessons Learned
    • Data Sharing Plays
      • Play 1: Sharing Metrics
      • Play 2: Identify
      • Play 3: Business Case
      • Play 4: Prioritize
      • Play 5: Metadata
      • Play 6: Describe
      • Play 7: Promote
      • Play 8: Prepare
    • Data Element Definitions
    • Application Program Interfaces
    • Additional Training and Reference Materials
    • Business Case Creation
      • Determining Goals and Strategy
      • Implementation Details
      • Evaluating Outcomes & Impacts
      • Communicating Your Results
  • Data De-Identification
    • Revision History
    • 1. Purpose
    • 2. Background
    • 3. Scope
    • 4. Statistical De-Identification
      • 4.1 Personal Characteristics of Individuals
      • 4.2 Numerator - Denominator Condition
      • 4.3 Assess Potential Risk
      • 4.4 Statistical Masking
      • 4.5 Legal Review
      • 4.6 Departmental Release Procedure for De-Identified Data
    • 5. Types of Reporting
      • 5.1 Variables
      • 5.2 Survey Data
      • 5.3 Budgets and Fiscal Estimates
      • 5.4 Facilities, Service Locations and Providers
      • 5.5 Mandated Reporting
    • 6. Justification of Thresholds Identified
      • 6.2 Assessing Potential Risk – Publication Scoring Criteria
      • 6.3 Assessing Potential Risk – Alternate Methods
      • 6.4 Statistical Masking
    • 7. Approval Process
    • 8. DDG Governance
    • 9. Publicly Available Data
    • 10. Development Process
    • 11. Legal Framework
    • 12. Abbreviations and Acronyms
    • 13. Definitions
    • 14. References
    • Appendix A: Expert Determination Template
    • Appendix B: 2015 HIPAA Reassessment Results
    • Appendix C: State and County Population Projections
  • Open Data Handbook
    • Revision History
    • Open Data: Purpose
    • Disclosure
    • Governance
    • Guidelines
    • Use
  • Appendix
    • Glossary and Acronyms
    • Data Tools
    • Data Discovery Sessions
    • Data Sharing Benefits
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  1. Data De-Identification

Appendix A: Expert Determination Template

HIPAA covered entities in CHHS must de-identify data in compliance with the HIPAA standard. Under the HIPAA standard, either Safe Harbor or Expert Determination must be used. If Expert Determination is used then the documentation of the review is essential. The following may serve as a template for this documentation with the reference to the CHHS DDG to support the analysis documented.


Documentation of Expert Determination Template Name of Report:

Reason for Data Release:

Identify why the data release does not meet Safe Harbor. For example:

The request does not meet the Safe Harbor standard because it includes counts by county (geographic area smaller than the state) or counts by month (which does not meet the criteria for dates). Therefore, the steps in the CHHS DDG are being used to assess the tables.

Document how the conditions of each step are met or not met
Result

Step 1 – Presence of Personal Characteristics

Summary:

Step 2 – Numerator Denominator Condition

Summary:

Step 3 – Assess Potential Risk

Summary:

Step 4 – Statistical Masking

Summary:

Step 5 – Expert Review

Summary:

“Risk is very small that the information could be used, alone or in combination with other reasonably available information, by an anticipated recipient to identify an individual who is a subject of the information”

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Last updated 4 months ago

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