Calculates CrCl according to the Cockcroft-Gault equation.

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

Calculates mean arterial pressure.

Calculates stroke risk for patients with atrial fibrillation.

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

Determine 10-year risk of hard ASCVD, i.e. myocardial infarction, stroke, or death due to coronary heart disease or stroke.

Calculates body mass index and body surface area.

Objectifies risk of pulmonary embolism.

Estimates GFR in CKD patients using creatinine and patient characteristics.

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

Quantifies stroke severity and monitors for neurological changes over time.

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

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

Estimates risk of cardiac complications after noncardiac surgery.

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

Objectifies degree of depression severity.

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

Estimates cirrhosis severity.

Calculates risk of DVT based on clinical criteria.

Calculates maintenance fluid requirements by weight.

Calculates the actual sodium level in patients with hyperglycemia.

Converts steroid dosages using dosing equivalencies.

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

Calculates total daily morphine milligram equivalents.

Stratifies VTE risk in surgical patients, guiding prophylaxis decisions.

Screens for obstructive sleep apnea.

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

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

Predicts ICU mortality based on lab results and clinical data.

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

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

Predicts need for brain imaging after pediatric head injury.

Calculates LDL based on total and HDL cholesterol and triglycerides.

Calculates free water deficit by estimated total body water in a patient with hypernatremia or dehydration.

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

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

Approximates insulin resistance.

Defines the severity of sepsis and septic shock.

Measures severity of anxiety.

Estimates mortality for adult patients with community-acquired pneumonia.

Evaluates states of metabolic acidosis.

Determines anticoagulation need in hospitalized patients by risk of VTE.

Determines 10-year risk of hard ASCVD, i.e. myocardial infarction, stroke, or death due to coronary heart disease or stroke, and provides statin recommendations.

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

Predicts risk of MI or cardiac arrest after surgery.

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

The CIWA-Ar objectifies severity of alcohol withdrawal.

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

Interprets ABG.

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