     renderComparisonTable map selectedItems, (item) -> item.data
 
   renderComparisonTable = (scores) ->
-    [ table, kvtable, thead, tbody, tr, th, td ] = geyser.generate 'table.table.table-condensed table.table-kv thead tbody tr th td'
+    [ table, kvtable, thead, tbody, tr, diffSpan, th, td ] = geyser.generate 'table.table.table-condensed table.table-kv thead tbody tr span.bg-info th td'
 
     transposeGrid = (grid) ->
       transposed = []

            if isElement cell
              td cell
            else if isObject cell
              td createParameterTable cell
            else
              td cell

        'Recall'
        'Specificity'
        'Max per class Error'
      ]

      format4f = d3.format '.4f' # precision = 4

      scoreWithLowestError = min scores, (score) -> score.result.metrics.error

      allModels = map scores, (score) -> score.model
      parameterDifferences = compareInputParameters groupBy allModels, (model) -> model.model_algorithm

      rows = map scores, (score) ->
        model = score.model
