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BiasMedium

California's Algorithm Considered ZIP Codes in Vaccine Distribution, Allegedly Excluding Low-Income Neighborhoods and Communities of Color

Occurred
Feb 12, 2021
Published
May 6, 2021
Source
AI Incident Database

Summary

California's vaccine-distribution algorithm used ZIP codes as opposed to census tracts in its decision-making, which critics said undermined equity and access for vulnerable communities who are largely low-income, underserved neighborhoods with low Healthy Places Index scores.

Developers

  • Blue Shield of California

Deployers

  • California Department of Public Health

Harmed parties

  • Economically vulnerable neighborhoods in California
  • California communities of color

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: Algorithmic decision-making excluded vulnerable communities, raising equity concerns without confirmed legal action.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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