diff --git a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.cpp b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.cpp
index 8ea00d15bd..6157d483bb 100644
--- a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.cpp
+++ b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.cpp
@@ -1,81 +1,79 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 #include "QmitkImageStatisticsWidget.h"
 
 #include "QmitkTableModelToStringConverter.h"
-#include "QmitkImageStatisticsTableModel.h"
+#include "QmitkImageStatisticsTreeModel.h"
 
 #include <QSortFilterProxyModel>
 #include <QClipboard>
 
 QmitkImageStatisticsWidget::QmitkImageStatisticsWidget(QWidget* parent) : QWidget(parent)
 {
   m_Controls.setupUi(this);
-  m_imageStatisticsModel = new QmitkImageStatisticsTableModel(parent);
+  m_imageStatisticsModel = new QmitkImageStatisticsTreeModel(parent);
   CreateConnections();
   m_ProxyModel = new QSortFilterProxyModel(this);
-  m_Controls.tableViewStatistics->setEnabled(false);
-  m_Controls.tableViewStatistics->setModel(m_ProxyModel);
+  m_Controls.treeViewStatistics->setEnabled(false);
+  m_Controls.treeViewStatistics->setModel(m_ProxyModel);
   m_ProxyModel->setSourceModel(m_imageStatisticsModel);
-  connect(m_imageStatisticsModel, &QmitkImageStatisticsTableModel::dataAvailable, this, &QmitkImageStatisticsWidget::OnDataAvailable);
+  connect(m_imageStatisticsModel, &QmitkImageStatisticsTreeModel::dataAvailable, this, &QmitkImageStatisticsWidget::OnDataAvailable);
 }
 
 void QmitkImageStatisticsWidget::SetDataStorage(mitk::DataStorage* newDataStorage)
 {
   m_imageStatisticsModel->SetDataStorage(newDataStorage);
-  m_Controls.tableViewStatistics->resizeColumnsToContents(); // should call data in table model
-  m_Controls.tableViewStatistics->resizeRowsToContents();
 }
 
 void QmitkImageStatisticsWidget::SetImageNodes(const std::vector<mitk::DataNode::ConstPointer>& nodes)
 {
   m_imageStatisticsModel->SetImageNodes(nodes);
 }
 
 void QmitkImageStatisticsWidget::SetMaskNodes(const std::vector<mitk::DataNode::ConstPointer>& nodes)
 {
   m_imageStatisticsModel->SetMaskNodes(nodes);
 }
 
 void QmitkImageStatisticsWidget::Reset()
 {
   m_imageStatisticsModel->Clear();
-  m_Controls.tableViewStatistics->setEnabled(false);
+  m_Controls.treeViewStatistics->setEnabled(false);
   m_Controls.buttonCopyImageStatisticsToClipboard->setEnabled(false);
 }
 
 void QmitkImageStatisticsWidget::CreateConnections()
 {
 	connect(m_Controls.buttonCopyImageStatisticsToClipboard, &QPushButton::clicked, this, &QmitkImageStatisticsWidget::OnClipboardButtonClicked);
 }
 
 void QmitkImageStatisticsWidget::OnDataAvailable()
 {
   m_Controls.buttonCopyImageStatisticsToClipboard->setEnabled(true);
-  m_Controls.tableViewStatistics->setEnabled(true);
+  m_Controls.treeViewStatistics->setEnabled(true);
 }
 
 void QmitkImageStatisticsWidget::OnClipboardButtonClicked()
 {
   QmitkTableModelToStringConverter converter;
   converter.SetTableModel(m_imageStatisticsModel);
   converter.SetIncludeHeaderData(true);
   converter.SetColumnDelimiter('\t');
 
   QString clipboardAsString = converter.GetString();
   QApplication::clipboard()->setText(clipboardAsString, QClipboard::Clipboard);
 }
diff --git a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.h b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.h
index 94ed1387f8..2805fc717f 100644
--- a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.h
+++ b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.h
@@ -1,57 +1,57 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 #ifndef QmitkImageStatisticsWidget_H__INCLUDED
 #define QmitkImageStatisticsWidget_H__INCLUDED
 
 #include <MitkImageStatisticsUIExports.h>
 #include <ui_QmitkImageStatisticsWidget.h>
 
 #include <mitkDataStorage.h>
 #include <mitkDataNode.h>
 
 class QSortFilterProxyModel;
-class QmitkImageStatisticsTableModel;
+class QmitkImageStatisticsTreeModel;
 
 class MITKIMAGESTATISTICSUI_EXPORT QmitkImageStatisticsWidget : public QWidget
 {
   Q_OBJECT
 
 public:
   QmitkImageStatisticsWidget(QWidget *parent = nullptr);
 
   /**Documentation
   Set the data storage the model should fetch its statistic objects from.
   @pre data storage must be valid
   */
   void SetDataStorage(mitk::DataStorage *newDataStorage);
 
   void SetImageNodes(const std::vector<mitk::DataNode::ConstPointer> &nodes);
   void SetMaskNodes(const std::vector<mitk::DataNode::ConstPointer> &nodes);
   void Reset();
 
 private:
   void CreateConnections();
   void OnDataAvailable();
 
   /** \brief  Saves the image statistics to the clipboard */
   void OnClipboardButtonClicked();
 
 private:
   Ui::QmitkImageStatisticsControls m_Controls;
-  QmitkImageStatisticsTableModel *m_imageStatisticsModel;
+  QmitkImageStatisticsTreeModel *m_imageStatisticsModel;
   QSortFilterProxyModel *m_ProxyModel;
 };
 #endif // QmitkImageStatisticsWidget_H__INCLUDED
diff --git a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.ui b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.ui
index 7f0984bed8..db87e06c53 100644
--- a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.ui
+++ b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsWidget.ui
@@ -1,114 +1,92 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>QmitkImageStatisticsControls</class>
  <widget class="QWidget" name="QmitkImageStatisticsControls">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>395</width>
     <height>366</height>
    </rect>
   </property>
   <property name="minimumSize">
    <size>
     <width>0</width>
     <height>0</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="leftMargin">
     <number>2</number>
    </property>
    <property name="topMargin">
     <number>2</number>
    </property>
    <property name="rightMargin">
     <number>2</number>
    </property>
    <property name="bottomMargin">
     <number>2</number>
    </property>
    <item>
-    <widget class="QTableView" name="tableViewStatistics">
-     <property name="sizePolicy">
-      <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
-       <horstretch>0</horstretch>
-       <verstretch>0</verstretch>
-      </sizepolicy>
-     </property>
-     <property name="minimumSize">
-      <size>
-       <width>0</width>
-       <height>150</height>
-      </size>
-     </property>
-     <property name="editTriggers">
-      <set>QAbstractItemView::NoEditTriggers</set>
-     </property>
-     <property name="alternatingRowColors">
-      <bool>true</bool>
-     </property>
-     <property name="cornerButtonEnabled">
-      <bool>false</bool>
-     </property>
-    </widget>
+    <widget class="QTreeView" name="treeViewStatistics"/>
    </item>
    <item>
     <widget class="QWidget" name="widgetClipboard" native="true">
      <layout class="QHBoxLayout" name="horizontalLayout" stretch="0,0">
       <property name="spacing">
        <number>0</number>
       </property>
       <property name="leftMargin">
        <number>0</number>
       </property>
       <property name="topMargin">
        <number>0</number>
       </property>
       <property name="rightMargin">
        <number>0</number>
       </property>
       <property name="bottomMargin">
        <number>0</number>
       </property>
       <item>
        <widget class="QPushButton" name="buttonCopyImageStatisticsToClipboard">
         <property name="enabled">
          <bool>false</bool>
         </property>
         <property name="sizePolicy">
          <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
           <horstretch>0</horstretch>
           <verstretch>0</verstretch>
          </sizepolicy>
         </property>
         <property name="text">
          <string>Copy to Clipboard</string>
         </property>
        </widget>
       </item>
       <item>
        <spacer name="horizontalSpacer_2">
         <property name="orientation">
          <enum>Qt::Horizontal</enum>
         </property>
         <property name="sizeHint" stdset="0">
          <size>
           <width>40</width>
           <height>20</height>
          </size>
         </property>
        </spacer>
       </item>
      </layout>
     </widget>
    </item>
   </layout>
  </widget>
  <resources/>
  <connections/>
 </ui>
diff --git a/Modules/ImageStatisticsUI/files.cmake b/Modules/ImageStatisticsUI/files.cmake
index d77d04882e..7328f2dc0e 100644
--- a/Modules/ImageStatisticsUI/files.cmake
+++ b/Modules/ImageStatisticsUI/files.cmake
@@ -1,31 +1,31 @@
 set(CPP_FILES
   Qmitk/QmitkHistogramVisualizationWidget.cpp
   Qmitk/QmitkIntensityProfileVisualizationWidget.cpp
-  Qmitk/QmitkImageStatisticsTableModel.cpp
+  Qmitk/QmitkImageStatisticsTreeModel.cpp
   Qmitk/QmitkImageStatisticsCalculationJob.cpp
   Qmitk/QmitkTableModelToStringConverter.cpp
   Qmitk/QmitkImageStatisticsWidget.cpp
   Qmitk/QmitkImageStatisticsTreeItem.cpp
 )
 
 set(H_FILES
   Qmitk/QmitkTableModelToStringConverter.h
   Qmitk/QmitkImageStatisticsTreeItem.h
 )
 
 set(TPP_FILES
 )
 
 set(UI_FILES
   Qmitk/QmitkHistogramVisualizationWidget.ui
   Qmitk/QmitkIntensityProfileVisualizationWidget.ui
   Qmitk/QmitkImageStatisticsWidget.ui
 )
 
 set(MOC_H_FILES
   Qmitk/QmitkHistogramVisualizationWidget.h
   Qmitk/QmitkIntensityProfileVisualizationWidget.h
-  Qmitk/QmitkImageStatisticsTableModel.h
+  Qmitk/QmitkImageStatisticsTreeModel.h
   Qmitk/QmitkImageStatisticsCalculationJob.h
   Qmitk/QmitkImageStatisticsWidget.h
 )