Wells' Criteria for Deep Vein Thrombosis - Scientific Formula
Cardiology Equation
Standard Calibration Equation:
Adds points (+1 each) for cancer, paresis, bedridden, tenderness, swelling, collaterals, history, subtracting 2 if alternative diagnosis likely.
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.