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Healthcare IT & ComplianceGenerated accuracy model review: 2026-05-06

PACS Downtime Impact Calculator accuracy and testing

This page documents how Calwarden builds trust for this calculator: source notes, regression-style default tests, limitations, assumptions, unit handling, rounding, and visible change history.

Formula source

  • Total impact = manual labor cost + reading backlog cost + delayed exam value impact.

Test cases

Default input regression check

Generated from the checked-in default inputs and calculate function.

Inputs

  • PACS Downtime Duration: 3 hr
  • Exams per Hour: 22
  • Delayed Exams: 70%
  • Manual Handling per Exam: 6 min
  • Loaded Staff Cost: 70 $/hr
  • Radiologist Cost: 240 $/hr
  • Reading Delay per Delayed Exam: 4 min
  • Operational Value per Exam: $95
  • Value Impact Factor: 15%

Expected outputs

  • Estimated PACS Downtime Impact: $1,720.95
  • Delayed Exams: 46.2
  • Manual Workload: 4.620000000000001
  • Reading Backlog: 3.08

Known limitations

  • This page documents the checked-in calculator logic and does not certify results for every real-world edge case.
  • Use the result as a planning estimate unless the calculator page states a stricter purpose.

Assumptions

  • Inputs are user-entered because healthcare policy, prices, retention requirements, and incident facts vary.
  • Calculations run locally in your browser and do not store PHI, incident details, access logs, system names, or operating assumptions.
  • This calculator does not assess clinical urgency, patient safety risk, or modality-specific downtime procedures.

Unit handling

  • PACS Downtime Duration accepts values in hr.
  • Exams per Hour accepts numeric values.
  • Delayed Exams accepts values in %.
  • Manual Handling per Exam accepts values in min.
  • Loaded Staff Cost accepts values in $/hr.
  • Radiologist Cost accepts values in $/hr.
  • Reading Delay per Delayed Exam accepts values in min.
  • Operational Value per Exam accepts values in $.
  • Value Impact Factor accepts values in %.
  • Estimated PACS Downtime Impact is displayed as currency.

Rounding rules

  • Number displays use up to 2 decimal places in the calculator UI.
  • Currency outputs are displayed with standard US dollar formatting.
  • Input precision follows configured step values where provided.

Version history

1.0.0 - 2026-05-06

Generated accuracy and testing page from the current pacs-downtime-impact-calculator calculator definition.

Change log

2026-05-06

Published default regression test documentation and metadata fallbacks for PACS Downtime Impact Calculator.

Calculator transparency

Accuracy pages are generated from checked-in calculator definitions and can be upgraded with curated review metadata over time.

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