Page History
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4. Press 'Find' button
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6.3 Layout of a Previous Query Display
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A previous query ( 
/ 
) is created when a query is run from the 'Query Tool'. These previous queries can be used to run new queries or to easily populate other panels. 
The query in the 'Previous Queries' panel is comprised of multiple hierarchical levels that can be seen by expanding each level of the tree. These levels are outlined below.
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6.3.1 Previous Query Name
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The name of the previous query is the top level of the hierarchal tree and is comprised of these three components.
- Query Name - the name given at the time the query was created. The default name contains an abbreviated description and the time the query was run.
- Date - the date the query was created.
- User Id - the user who created (ran) the query.
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6.3.2 Results Folder
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The Results folder ( 
) contains the results of the query. To see the query results simply expand the folder by clicking on the plus sign ( 
) located next to the result name.
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6.3.2.1 Results
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The results associated with a previous query are determined by the query result type(s) that are selected when the query is run in the 'Query Tool'.
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6.3.2.1.1 Patient Set
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The Patient set ( 
) appears if Patient set or Timeline was checked at the time the query was run. The set contains all the patients who met the defined search criteria.
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6.3.2.1.2 Encounter Set
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The Encounter Set ( ) appears if Encounter set was checked at the time the query was run. The set contains all the patients whose encounters met the defined search criteria.
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6.3.2.1.3 Number of Patients
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The Number of Patients ( 
) appears if Number of Patients was checked at the time the query was run. The results are a total count for those patients who met the defined criteria.
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6.3.2.1.4 Breakdown
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The breakdown ( 
) appears if Gender / Vital Status / Race / Age patient breakdown was checked at the time the query was run. The results are a breakdown by gender / vital status / race /age for those patients who met the defined criteria.
6.4 Navigation
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6.4
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6.4.1 Menu
Using the mouse right click on the 'Previous Queries' panel, users can open the Previous Queries Menu. 'Display,' 'Rename,' 'Delete' options act on the selected, or mouse hovered previous query. When the menu is called from a blank space, those menu options are applied to the previous target query.
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6.4.1.1 Display
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Users can see a previous query information by selecting Display from the popup menu. It loads its query name, the query design, and the results in the 'Query Tool' panel.
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6.4.1.3 Delete / Remove a Previous Query
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Users can rename a previous query from the list by selecting Delete from the pop-up menu.
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6.4.1.4 Refresh the List
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Users can refresh the list of previous queries from the list by selecting Refresh All from the pop-up menu.
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4. The list of previous queries and their status will be refreshed.
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6.4.2 Options
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The third right top button panel ( 
, the red circle in the following image) in the 'Previous Queries' prompts an Options window. Users can define how many previous queries to display, the order in which they will appear in the list, and auto refresh setting.
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6.4.2.1 Maximum to Display
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6.4.2
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.1.1 Queries to Display
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The Maximum number of queries to display defines how many previous queries will be visible in the 'Previous Queries'. Once the maximum number is reached the oldest query will no longer appear in the view.
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6.4.2.2 Sort Queries
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6.4.2.2.1 Sort by Name
Selecting to sort By Query Name will sort the queries in the 'Previous Queries' alphabetically by the name of the query. Once you select to sort by name, you need to define whether or not it will be in ascending or descending order.
Ascending: queries are displayed in alphabetical order with the beginning of the alphabet at the beginning of the list. (A to Z)
Descending: queries are displayed in alphabetical order with the beginning of the alphabet at the end of the list. (Z to A)
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6.4.2.2.2 Sort by Create Date
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Selecting to sort By Create Date will sort the queries in the 'Previous Queries' by the date and time the query was created. Once you select to sort by the creation date, you need to define whether or not it will be in ascending or descending order.
Ascending: displays the oldest query first.
Descending: displays the newest query first.
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6.5 Using a Previous Query
6.5.1 Draggable Items
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Different parts of the previous query can be dragged and dropped (copied) from the 'Previous Queries' to other views in the i2b2 Web Client.
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- 'Query Tool';drop in the panel.
- 'Workplace' panel; drop in a user or shared folder
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6.5.2 Add to 'Query Tool'
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The 'Query Tool' is designed to simplify the process of retrieving information from the database associated to the i2b2 Web Client.
Within the 'Previous Queries' there are several items that can be used in the 'Query Tool' to run a query. The following sections explain how to add the previous query, patient set and encounter set to the 'Query Tool'.
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6.5.2.1 Add Previous Query to 'Query Tool'
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Within the 'Query Tool', a previous query can be added to one of the following two locations.
Query Name field | The items and constraints from the original query will be used to create a new query. This information can be edited to make a new query or can be used as is to run the query again. |
Panel (Group) | Used within a new query (query-in-query). The information associated with the previous query can not be edited. Add additional search criteria (items) to be used in the new query. |
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6.5.2.1.1 Add Previous Query to the Query Name (New Query)
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1. Highlight the previous query ( / ) by clicking on the name of the query.
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6.5.2.1.2 Add Previous Query to the Query Name (Query-in-Query)
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1. Highlight the previous query ( / ) by clicking on the name of the query.
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3. The previous query will now display in the panel for Group 1.
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6.5.2.2 Add Patient Set to the 'Query Tool'
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1. Click on the plus sign ( ) next to the name of the previous query that contains the patient set.
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5. The item will now display in the panel for Group 1.
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6.5.2.3 Add Encounter Set to the 'Query Tool'
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1. Click on the plus sign ( ) next to the name of the previous query that contains the encounter set.
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5. The item will now display in the panel for Group 1.
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6.5.3 Add to 'Workplace' panel
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Information in the workplace is related to the most common concepts and queries that an individual uses and in essence becomes their personal workplace.
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6.5.3.1 Add Previous Query to 'Workplace' Panel
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1. Highlight the previous query ( / ) by clicking on the name of the query.
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4. The previous query will now appear in the workplace with the same name.
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6.5.3.2 Add Patient Set to 'Workplace' panel
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1. Click on the plus sign ( ) next to the name of the previous query that contains the patient set.
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