COPD Assessment Test (CAT) - Scientific Formula
Pulmonology Equation
Standard Calibration Equation:
Sum of 8 symptoms scored 0 (Mild) to 5 (Severe). Range 0 to 40.
Accuracy Bounds & Limits:
While mathematical calculators evaluate demographic models, extreme variance (hyperthyroidism, dialysis cases, muscular bodybuilders, pregnancy) can trigger output errors. Weight and clearance assessments must follow separate personalized titration grids.