Psi
Psi is a fast, free health calculator. Enter Age, Sex and Nursing Home Resident to get an instant, accurate result — complete with the formula, a step-by-step worked example, and answers to common questions, all on one page and private to your browser.
Formula
PSI/PORT: age + comorbidities + vitals. ≤50: Class I/II outpatient; >91: Class V
- PSI/PORT: age + comorbidities + vitals. ≤50: Class I/II outpatient; >91: Class V — for clinical reference only.
Psi
Psi calculation.
Frequently asked questions
Is this validated?
Yes, based on published clinical scoring systems. Always confirm with current guidelines.