diff --git a/inst/qml/BayesianBinomialMetaAnalysis.qml b/inst/qml/BayesianBinomialMetaAnalysis.qml
index 20389653..657a1637 100644
--- a/inst/qml/BayesianBinomialMetaAnalysis.qml
+++ b/inst/qml/BayesianBinomialMetaAnalysis.qml
@@ -37,7 +37,7 @@ Form
 			name: 			"successesGroup1"
 			title: 			qsTr("Successes (group 1)")
 			singleVariable: true
-			allowedColumns: ["ordinal", "scale"]
+			allowedColumns: ["scale"]
 		}
 
 		AssignedVariablesList
@@ -45,7 +45,7 @@ Form
 			name: 			"successesGroup2"
 			title: 			qsTr("Successes (group 2)")
 			singleVariable: true
-			allowedColumns: ["ordinal", "scale"]
+			allowedColumns: ["scale"]
 		}
 
 		AssignedVariablesList
@@ -53,7 +53,7 @@ Form
 			name: 			"observationsGroup1"
 			title: 			qsTr("Observations (group 1)")
 			singleVariable: true
-			allowedColumns: ["ordinal", "scale"]
+			allowedColumns: ["scale"]
 		}
 
 		AssignedVariablesList
@@ -61,7 +61,7 @@ Form
 			name: 			"observationsGroup2"
 			title: 			qsTr("Observations (group 2)")
 			singleVariable: true
-			allowedColumns: ["ordinal", "scale"]
+			allowedColumns: ["scale"]
 		}
 
 		
diff --git a/inst/qml/ClassicalMetaAnalysis.qml b/inst/qml/ClassicalMetaAnalysis.qml
index d7c23d25..2925aa1f 100644
--- a/inst/qml/ClassicalMetaAnalysis.qml
+++ b/inst/qml/ClassicalMetaAnalysis.qml
@@ -28,12 +28,12 @@ Form
 	{
 		preferredHeight: 400 * preferencesModel.uiScale
 		AvailableVariablesList { name: "allVariables" }
-		AssignedVariablesList { name: "effectSize";	title: qsTr("Effect Size"); singleVariable: true; suggestedColumns: ["scale"] }
-		AssignedVariablesList { name: "effectSizeSe"; title: qsTr("Effect Size Standard Error"); singleVariable: true; suggestedColumns: ["scale"] }
+		AssignedVariablesList { name: "effectSize";	title: qsTr("Effect Size"); singleVariable: true; allowedColumns: ["scale"] }
+		AssignedVariablesList { name: "effectSizeSe"; title: qsTr("Effect Size Standard Error"); singleVariable: true; allowedColumns: ["scale"] }
 		MA.ClassicalMetaAnalysisMethod{ visible: true}
-		AssignedVariablesList { name: "studyLabel"; title: qsTr("Study Labels"); singleVariable: true; suggestedColumns: ["ordinal", "nominal"] }
-		AssignedVariablesList { name: "covariates";	title: qsTr("Covariates"); suggestedColumns: ["scale"] }
-		AssignedVariablesList { name: "factors"; title: qsTr("Factors"); suggestedColumns: ["ordinal", "nominal"] }
+		AssignedVariablesList { name: "studyLabel"; title: qsTr("Study Labels"); singleVariable: true; allowedColumns: ["nominal"] }
+		AssignedVariablesList { name: "covariates";	title: qsTr("Covariates"); allowedColumns: ["scale"] }
+		AssignedVariablesList { name: "factors"; title: qsTr("Factors"); allowedColumns: ["nominal"] }
 	}
 
 	Section
diff --git a/inst/qml/MultilevelMetaAnalysis.qml b/inst/qml/MultilevelMetaAnalysis.qml
index 8488024a..7455b175 100644
--- a/inst/qml/MultilevelMetaAnalysis.qml
+++ b/inst/qml/MultilevelMetaAnalysis.qml
@@ -30,11 +30,11 @@ Form
 	{
 		preferredHeight: 400 * preferencesModel.uiScale
 		AvailableVariablesList { name: "allVariables" }
-		AssignedVariablesList { name: "ES_name";	title: qsTr("Effect Size"); singleVariable: true; suggestedColumns: ["scale"] }
-		AssignedVariablesList { name: "SE_name";	title: qsTr("Effect Size Variance"); singleVariable: true; suggestedColumns: ["scale"] }
+		AssignedVariablesList { name: "ES_name";	title: qsTr("Effect Size"); singleVariable: true; allowedColumns: ["scale"] }
+		AssignedVariablesList { name: "SE_name";	title: qsTr("Effect Size Variance"); singleVariable: true; allowedColumns: ["scale"] }
 		AssignedVariablesList { name: "fixedEffects";	title: qsTr("Fixed Effects") }
-		AssignedVariablesList { name: "inner_grouping";	title: qsTr("Inner Grouping (Multivariate Structure)"); singleVariable: true; suggestedColumns: ["ordinal", "nominal"] }
-		AssignedVariablesList { name: "outer_grouping";	title: qsTr("Outer Grouping (Grouping Structure)"); singleVariable: false; suggestedColumns: ["ordinal", "nominal"] }
+		AssignedVariablesList { name: "inner_grouping";	title: qsTr("Inner Grouping (Multivariate Structure)"); singleVariable: true; allowedColumns: ["nominal"] }
+		AssignedVariablesList { name: "outer_grouping";	title: qsTr("Outer Grouping (Grouping Structure)"); singleVariable: false; allowedColumns: ["nominal"] }
 	}
 	
 
diff --git a/inst/qml/PenalizedMetaAnalysis.qml b/inst/qml/PenalizedMetaAnalysis.qml
index b67d9e60..88867204 100644
--- a/inst/qml/PenalizedMetaAnalysis.qml
+++ b/inst/qml/PenalizedMetaAnalysis.qml
@@ -38,7 +38,7 @@ Form
 			name:				"effectSize"
 			title:				qsTr("Effect Size")
 			singleVariable:		true
-			suggestedColumns:	["scale"]
+			allowedColumns:		["scale"]
 		}
 
 		AssignedVariablesList
@@ -46,7 +46,7 @@ Form
 			name:				"effectSizeSe"
 			title:				qsTr("Effect Size Standard Error")
 			singleVariable:		true
-			suggestedColumns:	["scale"]
+			allowedColumns:		["scale"]
 		}
 
 		DropDown
@@ -75,14 +75,14 @@ Form
 			id:					covariates
 			name:				"covariates"
 			title:				qsTr("Covariates")
-			suggestedColumns:	["scale"]
+			allowedColumns:		["scale"]
 		}
 
 		AssignedVariablesList
 		{
 			name:				"factors"
 			title:				qsTr("Factors")
-			suggestedColumns:	["ordinal", "nominal"]
+			allowedColumns:		["nominal"]
 		}
 
 		AssignedVariablesList
@@ -90,7 +90,7 @@ Form
 			name:				"clustering"
 			title:				qsTr("Clustering")
 			singleVariable:		true
-			suggestedColumns:	["ordinal", "nominal"]
+			allowedColumns:		["nominal"]
 		}	
 	}
 
diff --git a/inst/qml/PetPeese.qml b/inst/qml/PetPeese.qml
index 7438fdb6..5e791105 100644
--- a/inst/qml/PetPeese.qml
+++ b/inst/qml/PetPeese.qml
@@ -64,7 +64,7 @@ Form
 			name: 			"sampleSize"
 			title: 			qsTr("Sample size")
 			singleVariable: true
-			allowedColumns: ["scale", "ordinal"]
+			allowedColumns: ["scale"]
 			visible:		active
 			
 			property bool active:	measuresCorrelation.checked
diff --git a/inst/qml/RobustBayesianMetaAnalysis.qml b/inst/qml/RobustBayesianMetaAnalysis.qml
index 8bbf485c..a2d4a0cd 100644
--- a/inst/qml/RobustBayesianMetaAnalysis.qml
+++ b/inst/qml/RobustBayesianMetaAnalysis.qml
@@ -106,7 +106,7 @@ Form
 			name: 			"sampleSize"
 			title: 			qsTr("N")
 			singleVariable: true
-			allowedColumns: ["scale", "ordinal"]
+			allowedColumns: ["scale"]
 			visible:		checkListVisibility(name)
 		}
 
diff --git a/inst/qml/SelectionModels.qml b/inst/qml/SelectionModels.qml
index 79f46d57..172a391f 100644
--- a/inst/qml/SelectionModels.qml
+++ b/inst/qml/SelectionModels.qml
@@ -62,7 +62,7 @@ Form
 			name: 			"sampleSize"
 			title: 			qsTr("N")
 			singleVariable: true
-			allowedColumns: ["scale", "ordinal"]
+			allowedColumns: ["scale"]
 			visible:		active
 			
 			property bool active:   measures_correlation.checked
diff --git a/inst/qml/WaapWls.qml b/inst/qml/WaapWls.qml
index 47f8bb1c..67b7e91e 100644
--- a/inst/qml/WaapWls.qml
+++ b/inst/qml/WaapWls.qml
@@ -64,7 +64,7 @@ Form
 			name: 			"sampleSize"
 			title: 			qsTr("Sample size")
 			singleVariable: true
-			allowedColumns: ["scale", "ordinal"]
+			allowedColumns: ["scale"]
 			visible:		active
 
 			property bool active:   measuresCorrelation.checked
diff --git a/inst/qml/qml_components/PredictionPerformanceData.qml b/inst/qml/qml_components/PredictionPerformanceData.qml
index 51afc4ed..4adea615 100644
--- a/inst/qml/qml_components/PredictionPerformanceData.qml
+++ b/inst/qml/qml_components/PredictionPerformanceData.qml
@@ -81,7 +81,7 @@ Item
 			id: 				inputN
 			title:				qsTr("Number of Participants")
 			singleVariable:		true
-			allowedColumns: 	["scale", "ordinal"]
+			allowedColumns: 	["scale"]
 		}
 
 		AssignedVariablesList
@@ -90,7 +90,7 @@ Item
 			id: 				inputO
 			title:				qsTr("Number of Observed Events")
 			singleVariable:		true
-			allowedColumns: 	["scale", "ordinal"]
+			allowedColumns: 	["scale"]
 		}
 
 		AssignedVariablesList
@@ -99,7 +99,7 @@ Item
 			id: 				inputE
 			title:				qsTr("Number of Expected Events")
 			singleVariable:		true
-			allowedColumns: 	["scale", "ordinal"]
+			allowedColumns: 	["scale"]
 		}
 
 		AssignedVariablesList