Pneumonia Severity Index Calculator

This program is an interactive tool to assist clinicians in determining the most appropriate care for newly diagnosed cases of community-acquired pneumonia (CAP) at the point of care. It will help calculate the severity index of a pneumonia patient. The output includes mortality rates and pneumonia class types.

Application Downloads Installation Instructions Feedback and Help Copyright Constraints Related Resources

Application Downloads

Palm OS 3.x and above
  File Size: 127K
  Download Application

Pocket PC Version 2002 and above
  File Size: 44K
  Download Application

Web Version (HTML)

Installation Instructions

Palm OS Device
  1. Download the file "psicalc.prc" to your computer.
  2. After psicalc.prc is saved on your computer, use the Palm Desktop software to HotSync the file to your Palm OS device.
  3. Then, tap the Pneumonia icon on your Palm OS Device and follow the instructions to start the program.
Pocket PC
  1. Download the file "psiv2.exe" to your computer.
  2. Start Microsoft ActiveSync and attach the Pocket PC to your computer.
  3. Run "psiv2.exe" file.
  4. Click on the Pneumonia icon on your Pocket PC and follow the instructions to start the program.

Feedback and Help

Submit your comments, questions, and suggestions regarding this application via:

Copyright Constraints

AHRQ makes this product available under the following conditions:

  • The PSI Calculator may be downloaded for specific individual applications by organizations and for personal use, providing citation as to source is included: Pneumonia Severity Index Calculator. December 2003. Agency for Healthcare Research and Quality. Rockville, MD.
  • This product or any modifications or adaptations may not be reproduced, sold, or used for commercial purposes without specific permission granted or a licensing agreement from AHRQ. In addition, this application and links to it should not be used in any direct or indirect endorsement of a commercial product or service.

Related Resources

For additional information and source documents for the PSI Calculator, go to:
Pneumonia: New Prediction Model Proves Promising
Community-Acquired Pneumonia: Improving Treatment Decisions for Patients

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