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Healthcare IT & ComplianceGenerated accuracy model review: 2026-05-06
RTO/RPO Gap 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
- RTO gap = actual RTO - target RTO. RPO gap = actual RPO - target RPO. Largest gap percent = max(positive RTO gap / target RTO, positive RPO gap / target RPO) x 100.
Test cases
Default input regression check
Generated from the checked-in default inputs and calculate function.
Inputs
- Target RTO: 4 hr
- Actual/Tested RTO: 5 hr
- Target RPO: 60 min
- Actual/Tested RPO: 90 min
- Systems Covered: 3
Expected outputs
- Largest Gap: 50.00%
- RTO Gap: 1 hr
- RPO Gap: 30 min
- Gap Status: Gap found for 3 system(s)
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 and processed locally in the browser.
- The calculator uses transparent deterministic formulas rather than vendor-specific risk, compliance, or availability models.
- Validate outputs against local policy, contracts, audit evidence, clinical safety requirements, and compliance obligations before taking action.
Unit handling
- Target RTO accepts values in hr.
- Actual/Tested RTO accepts values in hr.
- Target RPO accepts values in min.
- Actual/Tested RPO accepts values in min.
- Systems Covered accepts numeric values.
- Largest Gap is displayed as a percentage.
- RTO Gap is displayed in hr.
- RPO Gap is displayed in min.
Rounding rules
- Number displays use up to 2 decimal places in the calculator UI.
- Percent outputs are displayed with two decimal places.
- Input precision follows configured step values where provided.
Version history
1.0.0 - 2026-05-06
Generated accuracy and testing page from the current rto-rpo-gap-calculator calculator definition.
Change log
2026-05-06
Published default regression test documentation and metadata fallbacks for RTO/RPO Gap Calculator.
Calculator transparency
Accuracy pages are generated from checked-in calculator definitions and can be upgraded with curated review metadata over time.