{
  "features": [
    "stop_density",
    "heavy_rain"
  ],
  "rows": 65578,
  "lsoas": 32789,
  "rowKeySha256": "e719e810ac6008d1b55f0570b16f63016ddad585486eb39b108d43c46e131086",
  "comparison": [
    {
      "feature": "stop_density",
      "developmentRows": 65578,
      "developmentLSOAs": 32789,
      "temporalGain": 0.03568941416374438,
      "spatialGain": 0.034525079527218616,
      "meanGain": 0.0351072468454815,
      "temporalOE": 0.951239892120707,
      "spatialOE": 1.1352295785333741
    },
    {
      "feature": "heavy_rain",
      "developmentRows": 65578,
      "developmentLSOAs": 32789,
      "temporalGain": 0.0024032185429518904,
      "spatialGain": -0.007324397254326431,
      "meanGain": -0.0024605893556872704,
      "temporalOE": 0.9503560628174783,
      "spatialOE": 1.1287374166567978
    }
  ],
  "metrics": [
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "temporal_2023",
      "rows": 32789,
      "lsoas": 32789,
      "zeroRows": 7527,
      "observed": 91786,
      "expected": 96490.90703646906,
      "baseExpected": 96592.2237688804,
      "oe": 0.951239892120707,
      "baseDeviance": 70292.76316418443,
      "featureDeviance": 67784.05562690386,
      "gain": 0.03568941416374438,
      "lower95": 0.028973388742210157,
      "upper95": 0.041875457327812574,
      "blocks": 162,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_East Midlands",
      "rows": 5684,
      "lsoas": 2842,
      "zeroRows": 1328,
      "observed": 15388,
      "expected": 17401.539384089025,
      "baseExpected": 17001.300610083756,
      "oe": 0.8842895826831223,
      "baseDeviance": 12122.913054957136,
      "featureDeviance": 11911.665077816937,
      "gain": 0.017425512843533775,
      "lower95": 0.0022185249259738444,
      "upper95": 0.032995676423231035,
      "blocks": 10,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_East of England",
      "rows": 7446,
      "lsoas": 3723,
      "zeroRows": 1843,
      "observed": 19351,
      "expected": 19467.78095626686,
      "baseExpected": 19954.77411139021,
      "oe": 0.9940013216437353,
      "baseDeviance": 15098.685449120178,
      "featureDeviance": 14605.929122552552,
      "gain": 0.03263571045493496,
      "lower95": 0.017077203125067494,
      "upper95": 0.04597707658968897,
      "blocks": 11,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_London",
      "rows": 9984,
      "lsoas": 4992,
      "zeroRows": 1285,
      "observed": 44761,
      "expected": 19594.95787641957,
      "baseExpected": 19315.77619921642,
      "oe": 2.2843121318400517,
      "baseDeviance": 55122.23187186285,
      "featureDeviance": 52176.13230616327,
      "gain": 0.053446666901080575,
      "lower95": 0.036657163011219795,
      "upper95": 0.06777405666117813,
      "blocks": 32,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_North East",
      "rows": 3314,
      "lsoas": 1657,
      "zeroRows": 1040,
      "observed": 6035,
      "expected": 8782.888556433645,
      "baseExpected": 8896.23356172783,
      "oe": 0.6871315696678446,
      "baseDeviance": 6525.340254609611,
      "featureDeviance": 6216.384982475355,
      "gain": 0.04734699802297737,
      "lower95": 0.007138383710358842,
      "upper95": 0.09280944889579053,
      "blocks": 12,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_North West",
      "rows": 9038,
      "lsoas": 4519,
      "zeroRows": 2532,
      "observed": 19439,
      "expected": 21184.142039683098,
      "baseExpected": 21696.344501015818,
      "oe": 0.9176203578878003,
      "baseDeviance": 16767.458748338013,
      "featureDeviance": 16193.670519156734,
      "gain": 0.034220345360214566,
      "lower95": 0.023618987107984515,
      "upper95": 0.04738783068119304,
      "blocks": 23,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_South East",
      "rows": 10312,
      "lsoas": 5156,
      "zeroRows": 2206,
      "observed": 31053,
      "expected": 24448.734957362816,
      "baseExpected": 25422.054396195832,
      "oe": 1.2701270660488013,
      "baseDeviance": 24011.206538244245,
      "featureDeviance": 23644.991410137947,
      "gain": 0.015251841989822656,
      "lower95": -0.006330191785540717,
      "upper95": 0.04512299337413129,
      "blocks": 18,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_South West",
      "rows": 4638,
      "lsoas": 2319,
      "zeroRows": 1040,
      "observed": 12607,
      "expected": 12801.797319094458,
      "baseExpected": 12369.594353362329,
      "oe": 0.9847835960655377,
      "baseDeviance": 8681.132086275316,
      "featureDeviance": 8627.124328912883,
      "gain": 0.006221280453481248,
      "lower95": -0.015796605814459325,
      "upper95": 0.021971287985065802,
      "blocks": 9,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_Wales",
      "rows": 3712,
      "lsoas": 1856,
      "zeroRows": 1229,
      "observed": 6251,
      "expected": 10680.135851205034,
      "baseExpected": 10497.495852679998,
      "oe": 0.5852921804636693,
      "baseDeviance": 9375.810637365907,
      "featureDeviance": 9593.797464607727,
      "gain": -0.023249917865562075,
      "lower95": -0.04388415070688947,
      "upper95": -7.986728426981269e-05,
      "blocks": 22,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_West Midlands",
      "rows": 5754,
      "lsoas": 2877,
      "zeroRows": 1392,
      "observed": 14285,
      "expected": 15684.37879686477,
      "baseExpected": 15183.290010920191,
      "oe": 0.9107788191685029,
      "baseDeviance": 11689.229845131715,
      "featureDeviance": 11117.731857442704,
      "gain": 0.04889098728151242,
      "lower95": 0.02311075962798122,
      "upper95": 0.06888628582158367,
      "blocks": 12,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_Yorkshire and The Humber",
      "rows": 5696,
      "lsoas": 2848,
      "zeroRows": 1083,
      "observed": 16585,
      "expected": 13581.339939767571,
      "baseExpected": 13258.910912440899,
      "oe": 1.2211608039820432,
      "baseDeviance": 12489.150370427249,
      "featureDeviance": 11861.452058161685,
      "gain": 0.050259488728062296,
      "lower95": 0.03406097408134023,
      "upper95": 0.06726967577743258,
      "blocks": 13,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "stop_density",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "spatial_pooled",
      "rows": 65578,
      "lsoas": 32789,
      "zeroRows": 14978,
      "observed": 185755,
      "expected": 163627.69567718683,
      "baseExpected": 163595.77450903328,
      "oe": 1.1352295785333741,
      "baseDeviance": 171883.15885633224,
      "featureDeviance": 165948.87912742782,
      "gain": 0.034525079527218616,
      "lower95": 0.02589803249072149,
      "upper95": 0.04291984739914378,
      "blocks": 162,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "temporal_2023",
      "rows": 32789,
      "lsoas": 32789,
      "zeroRows": 7527,
      "observed": 91786,
      "expected": 96580.64339368355,
      "baseExpected": 96592.2237688804,
      "oe": 0.9503560628174783,
      "baseDeviance": 70292.76316418443,
      "featureDeviance": 70123.83429231294,
      "gain": 0.0024032185429518904,
      "lower95": -0.00120316772598959,
      "upper95": 0.006012299622221031,
      "blocks": 162,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_East Midlands",
      "rows": 5684,
      "lsoas": 2842,
      "zeroRows": 1328,
      "observed": 15388,
      "expected": 16773.401686260237,
      "baseExpected": 17001.300610083756,
      "oe": 0.9174048465437351,
      "baseDeviance": 12122.913054957136,
      "featureDeviance": 12097.212258488767,
      "gain": 0.002120018212772634,
      "lower95": -0.010737195695502933,
      "upper95": 0.01405441935748918,
      "blocks": 10,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_East of England",
      "rows": 7446,
      "lsoas": 3723,
      "zeroRows": 1843,
      "observed": 19351,
      "expected": 20087.26850139013,
      "baseExpected": 19954.77411139021,
      "oe": 0.9633465096890015,
      "baseDeviance": 15098.685449120178,
      "featureDeviance": 15217.082129020395,
      "gain": -0.007841522382805666,
      "lower95": -0.01352698266098772,
      "upper95": -0.0036284731100044215,
      "blocks": 11,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_London",
      "rows": 9984,
      "lsoas": 4992,
      "zeroRows": 1285,
      "observed": 44761,
      "expected": 18906.640808337404,
      "baseExpected": 19315.77619921642,
      "oe": 2.3674750292109747,
      "baseDeviance": 55122.23187186285,
      "featureDeviance": 56351.43243550898,
      "gain": -0.02229954270544643,
      "lower95": -0.02760333798616104,
      "upper95": -0.01694352800066674,
      "blocks": 32,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_North East",
      "rows": 3314,
      "lsoas": 1657,
      "zeroRows": 1040,
      "observed": 6035,
      "expected": 8750.498223104923,
      "baseExpected": 8896.23356172783,
      "oe": 0.6896750157682578,
      "baseDeviance": 6525.340254609611,
      "featureDeviance": 6429.4947584910005,
      "gain": 0.014688198987156897,
      "lower95": 0.007105924922712234,
      "upper95": 0.020868703340194056,
      "blocks": 12,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_North West",
      "rows": 9038,
      "lsoas": 4519,
      "zeroRows": 2532,
      "observed": 19439,
      "expected": 22289.735553486076,
      "baseExpected": 21696.344501015818,
      "oe": 0.8721054564938423,
      "baseDeviance": 16767.458748338013,
      "featureDeviance": 16873.111650055624,
      "gain": -0.006301068236000962,
      "lower95": -0.024280669009792182,
      "upper95": 0.00854337183640149,
      "blocks": 23,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_South East",
      "rows": 10312,
      "lsoas": 5156,
      "zeroRows": 2206,
      "observed": 31053,
      "expected": 26369.03100167519,
      "baseExpected": 25422.054396195832,
      "oe": 1.1776314418996756,
      "baseDeviance": 24011.206538244245,
      "featureDeviance": 23762.08657024489,
      "gain": 0.010375154101588624,
      "lower95": -0.00619800163783058,
      "upper95": 0.03589893467979902,
      "blocks": 18,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_South West",
      "rows": 4638,
      "lsoas": 2319,
      "zeroRows": 1040,
      "observed": 12607,
      "expected": 12688.026518030681,
      "baseExpected": 12369.594353362329,
      "oe": 0.9936139384706095,
      "baseDeviance": 8681.132086275316,
      "featureDeviance": 8643.194993120684,
      "gain": 0.004370062887835813,
      "lower95": -0.0070409594966595376,
      "upper95": 0.02100055594039543,
      "blocks": 9,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_Wales",
      "rows": 3712,
      "lsoas": 1856,
      "zeroRows": 1229,
      "observed": 6251,
      "expected": 10751.204034766564,
      "baseExpected": 10497.495852679998,
      "oe": 0.5814232508085524,
      "baseDeviance": 9375.810637365907,
      "featureDeviance": 9612.146879887683,
      "gain": -0.025207019602112357,
      "lower95": -0.034969540473543795,
      "upper95": -0.013493439416385578,
      "blocks": 22,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_West Midlands",
      "rows": 5754,
      "lsoas": 2877,
      "zeroRows": 1392,
      "observed": 14285,
      "expected": 14685.358452100798,
      "baseExpected": 15183.290010920191,
      "oe": 0.9727375771312191,
      "baseDeviance": 11689.229845131715,
      "featureDeviance": 11763.78920100914,
      "gain": -0.006378466063654109,
      "lower95": -0.025040934985990065,
      "upper95": 0.016665474423433586,
      "blocks": 12,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "region_Yorkshire and The Humber",
      "rows": 5696,
      "lsoas": 2848,
      "zeroRows": 1083,
      "observed": 16585,
      "expected": 13267.668732354065,
      "baseExpected": 13258.910912440899,
      "oe": 1.25003121004645,
      "baseDeviance": 12489.150370427249,
      "featureDeviance": 12392.548517297324,
      "gain": 0.007734861881290689,
      "lower95": -0.0033809312196640792,
      "upper95": 0.02470643692870287,
      "blocks": 13,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    },
    {
      "feature": "heavy_rain",
      "form": "categorical",
      "scenario": "fitted",
      "sample": "spatial_pooled",
      "rows": 65578,
      "lsoas": 32789,
      "zeroRows": 14978,
      "observed": 185755,
      "expected": 164568.83351150606,
      "baseExpected": 163595.77450903328,
      "oe": 1.1287374166567978,
      "baseDeviance": 171883.15885633224,
      "featureDeviance": 173142.09939312452,
      "gain": -0.007324397254326431,
      "lower95": -0.011953205870915968,
      "upper95": -0.001373105699183186,
      "blocks": 162,
      "unsupportedRows": 0,
      "conditionalFixedPredictions": true
    }
  ],
  "coverage": [
    {
      "dimension": "year",
      "group": "2022",
      "rows": 32789,
      "lsoas": 32789,
      "collisions": 93969,
      "miles": 267351336050.26636,
      "zeroCollisionRows": 7451
    },
    {
      "dimension": "year",
      "group": "2023",
      "rows": 32789,
      "lsoas": 32789,
      "collisions": 91786,
      "miles": 273263337539.43448,
      "zeroCollisionRows": 7527
    },
    {
      "dimension": "region",
      "group": "East Midlands",
      "rows": 5684,
      "lsoas": 2842,
      "collisions": 15388,
      "miles": 58065209444.64846,
      "zeroCollisionRows": 1328
    },
    {
      "dimension": "region",
      "group": "East of England",
      "rows": 7446,
      "lsoas": 3723,
      "collisions": 19351,
      "miles": 74598475584.95676,
      "zeroCollisionRows": 1843
    },
    {
      "dimension": "region",
      "group": "London",
      "rows": 9984,
      "lsoas": 4992,
      "collisions": 44761,
      "miles": 38286200000.0,
      "zeroCollisionRows": 1285
    },
    {
      "dimension": "region",
      "group": "North East",
      "rows": 3314,
      "lsoas": 1657,
      "collisions": 6035,
      "miles": 24459638950.665474,
      "zeroCollisionRows": 1040
    },
    {
      "dimension": "region",
      "group": "North West",
      "rows": 9038,
      "lsoas": 4519,
      "collisions": 19439,
      "miles": 69756301071.7848,
      "zeroCollisionRows": 2532
    },
    {
      "dimension": "region",
      "group": "South East",
      "rows": 10312,
      "lsoas": 5156,
      "collisions": 31053,
      "miles": 95512080990.05896,
      "zeroCollisionRows": 2206
    },
    {
      "dimension": "region",
      "group": "South West",
      "rows": 4638,
      "lsoas": 2319,
      "collisions": 12607,
      "miles": 46087303357.35782,
      "zeroCollisionRows": 1040
    },
    {
      "dimension": "region",
      "group": "Wales",
      "rows": 3712,
      "lsoas": 1856,
      "collisions": 6251,
      "miles": 35271093645.313156,
      "zeroCollisionRows": 1229
    },
    {
      "dimension": "region",
      "group": "West Midlands",
      "rows": 5754,
      "lsoas": 2877,
      "collisions": 14285,
      "miles": 49741400000.0,
      "zeroCollisionRows": 1392
    },
    {
      "dimension": "region",
      "group": "Yorkshire and The Humber",
      "rows": 5696,
      "lsoas": 2848,
      "collisions": 16585,
      "miles": 48836970544.91541,
      "zeroCollisionRows": 1083
    },
    {
      "dimension": "urbanRural",
      "group": "Rural",
      "rows": 11076,
      "lsoas": 5538,
      "collisions": 38813,
      "miles": 213187560470.71207,
      "zeroCollisionRows": 1944
    },
    {
      "dimension": "urbanRural",
      "group": "Urban",
      "rows": 54502,
      "lsoas": 27251,
      "collisions": 146942,
      "miles": 327427113118.9888,
      "zeroCollisionRows": 13034
    }
  ],
  "purpose": "Descriptive same-observation single-feature comparison; frozen national bands; no joint model or additional inferential family."
}