Calculates CrCl according to the Cockcroft-Gault equation.

Estimates GFR in CKD patients using serum creatinine, cystatin C, or both.

Calculates stroke risk for patients with atrial fibrillation.

Calculates mean arterial pressure.

Estimates 10-year risk of heart disease or stroke to guide management strategies.

Calculates a corrected calcium level for patients with hypoalbuminemia or hyperalbuminemia.

Calculates body mass index and body surface area.

Objectifies risk of pulmonary embolism.

Corrects the QT interval for heart rate extremes (choose from Bazett, Fridericia, Framingham, Hodges, or Rautaharju formulas).

Estimates GFR in CKD patients using creatinine and patient characteristics.

Calculates ideal body weight (Devine formula) and adjusted body weight.

Calculates pregnancy dates from last period, gestational age, or date of conception.

Quantifies stroke severity.

Estimates risk of cardiac complications after noncardiac surgery.

Noninvasive estimate of liver scarring in HCV and HBV patients, to assess need for biopsy.

Estimates cirrhosis severity.

Converts steroid dosages using dosing equivalencies.

Objectifies degree of depression severity.

Calculates risk of DVT based on clinical criteria.

Predicts 6-week risk of major adverse cardiac events in patients with chest pain.

Calculates total daily morphine milligram equivalents.

Estimates probability that pharyngitis is streptococcal, and suggests management course.

Calculates the actual sodium level in patients with hyperglycemia.

Calculates maintenance fluid requirements by weight.

Estimates risk of major bleeding for patients on anticoagulation to assess risk-benefit in atrial fibrillation care.

Rules out PE if no criteria are present and pre-test probability is ≤15%.

Screens for obstructive sleep apnea.

Coma severity based on Eye (4), Verbal (5), and Motor (6) criteria.

Estimates mortality of community-acquired pneumonia to help determine inpatient vs. outpatient treatment.

Quantifies end-stage liver disease for transplant planning with sodium.

Predicts ICU mortality based on lab results and clinical data.

Calculates LDL based on total and HDL cholesterol and triglycerides.

Determines if renal failure is due to prerenal or intrinsic pathology.

Determines 10-year risk of heart disease or stroke and provides statin recommendations.

Calculates free water deficit by estimated total body water.

Measures severity of anxiety.

Stratifies VTE risk in surgical patients, guiding prophylaxis decisions.

Evaluates states of metabolic acidosis.

Defines the severity of sepsis and septic shock.

Estimates mortality for adult patients with community-acquired pneumonia.

Estimates 10-year risk of heart attack in patients 30-79 years with no history of CHD or diabetes.

Approximates insulin resistance.

Predicts need for brain imaging after pediatric head injury.

Calculates expected serum osmolarity, for comparison to measured osmolality to detect unmeasured compounds in the serum.

The CIWA-Ar objectifies severity of alcohol withdrawal.

Predicts risk of MI or cardiac arrest after surgery.

Interprets ABG.

Determines if pleural fluid is exudative or transudative.

Stratifies upper GI bleeding patients who are "low-risk" and candidates for outpatient management.

Predicts risk of pulmonary complications after surgery, including respiratory failure.