{"version":"phase5-v1","checks":{"originalSourceHashesPassed":true,"trainingOnlySelection":true,"frostExcludedFromModels":true,"sameCandidateCohort":true,"wholeAuthorityFolds":true,"2024CovariatesCarriedFrom2023":true,"frozenBefore2024Evaluation":true,"frozenBaselineUnchangedAfterAssessment":true,"no2025ModellingRows":true},"sourceBalancedAuthorities":131,"modelAuthorities":130,"excludedFromBalanced":[{"areaId":"E06000065","name":"North Yorkshire","reason":"2021: missing logDensity; 2022: missing logDensity; 2023: missing logDensity"}],"developmentRows":390,"assessmentRows":130,"candidateCount":6,"validCandidates":6,"status":"Implementation complete; scientific gate results reported individually","regionalGates":[{"region":"London","status":"open diagnostics","issues":["2024 regional calibration outside 0.90\u20131.10"]},{"region":"South East","status":"open diagnostics","issues":["Residual spatial structure flagged"]},{"region":"East Midlands","status":"baseline diagnostic gate met","issues":[]},{"region":"East of England","status":"baseline diagnostic gate met","issues":[]},{"region":"North East","status":"open diagnostics","issues":["2024 regional calibration outside 0.90\u20131.10"]},{"region":"North West","status":"baseline diagnostic gate met","issues":[]},{"region":"South West","status":"open diagnostics","issues":["Fewer than 10 authorities","Limited frost contrast or geographical support"]},{"region":"West Midlands","status":"baseline diagnostic gate met","issues":[]},{"region":"Yorkshire and The Humber","status":"baseline diagnostic gate met","issues":[]}],"overallCalibrationPassed":false,"scientificGateComplete":false,"limitations":["Authority all roads only; LSOA and matched-major-road mileage remain unresolved","Balanced-cohort eligibility is known over 2021\u20132025; this retrospective coverage selection is not an as-of cohort forecast","2 km climate and post-outcome source editions are retrospective","Resident density and rurality are authority context, not road-environment measurements","Detailed road class, speed, elevation and coastal variables unavailable","Spatial residual tests are exploratory and unadjusted for multiple comparisons","O/E resampling does not include parameter or mileage uncertainty","2025 associations were inspected in phase 4; future prospective confirmation requires a new year"]}