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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.