Galen eCalcs - Calculator: DAS28

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DAS28 2019.png


The Disease Activity Score calculator estimates a patient's disease activity level in 28 joints.

Calculator Search/Filter Keywords

At the calculator level, eCalcs comes delivered with default keywords that can be leveraged in the "Search/Filter" field to enable Specialty or System driven calculator searching. The following calculator keywords are delivered by default for the DAS28 calculator:


  • Orthopedics
  • Rheumatology


  • Endocrine
  • Lymphatic

Calculator Configuration Options

Preference Name Valid Range Description
Publishing Checked / Unchecked When checked the calculator will display for users on the front end.
When unchecked, the calculator WILL NOT display for users on the front end.
Orderable Item Override (BLANK) / G-DAS28 “(BLANK)” indicates that the global configuration options for Orderable Item will be used.
“G-DAS28” indicates that the calculator specific value will be used and can display the specific calculator name in the output.
Show Full Questions in Annotations True/False True will enable the display of the full calculator input question text (rather than Q1, Q2, etc.) in the result output annotations.

False will disable the display of the full calculator input question text and display the question numbers and answers only in the result output annotations.

Calculator Inputs

Input Mapping Type Description
Number of Tender Joints Manual Input Joints that feel tender
Number of Swollen Manual Input Joints that are swollen
CRP Results Patient's CRP results
ESR Results Patient's ESR results
Patient Global Health Manual Input On a scale of 0-100 what is the patient's overall health. 0 - Best, 100 - Worst

Calculator Outputs

Output Mapping Type Description
DAS28 3 Result Results DAS28 3 Result (optional)
DAS28 Result Results Joints tender and swollen totaled
DAS28-CRP 3 Result Results DAS28- CRP 3 Result (optional)
DAS28-CRP Result Results Utilizes the patient's CRP result to determine score
Disease Activity Score Risk of Stroke Patient's score on where they fall on the Disease Activity Scale

Quality Measures

Measure Category Measure Type Measure