The clinical tool you need, without the clutter.

ABCD² score

Historical early-stroke risk score after suspected TIA.

Do not use to delay urgent assessment.

ACC ASCVD Risk Estimator Plus

US atherosclerotic cardiovascular disease estimator.

Adult BMI categories

WHO adult body mass index category table.

AIMS65

Upper GI bleed mortality and resource-use score.

Albumin-adjusted calcium

Common SI-unit calcium correction formula with limitations.

AUDIT

Alcohol Use Disorders Identification Test

WHO alcohol screening instrument and manual.

Anion gap

Calculated anion gap without potassium.

APRI

AST to Platelet Ratio Index

Non-invasive liver fibrosis index.

ACT

Asthma Control Test

Validated asthma symptom-control questionnaire.

Australian CVD risk calculator

Official 5-year Australian cardiovascular disease risk assessment.

AUSDRISK

Australian Type 2 Diabetes Risk Assessment

Australian diabetes risk assessment tool.

Bishop score

Cervical favourability before induction of labour.

BMI

Body mass index

Adult BMI with WHO category context.

BSA

Body surface area

Mosteller body surface area formula.

Calculated serum osmolality

SI formula using sodium, glucose and urea.

Canadian CT Head Rule

Head-injury CT decision rule; use the validated original criteria.

CHA₂DS₂-VA and CHA₂DS₂-VASc

AF stroke-risk scores, with the Australian sexless score prioritised.

Child–Pugh score

Cirrhosis severity classification.

CKD albuminuria categories

KDIGO A1–A3 urine ACR categories in mg/mmol.

CKD GFR categories

KDIGO G1–G5 estimated GFR categories.

CAT

COPD Assessment Test

Official COPD health-status questionnaire.

QTc

Corrected QT interval

Bazett and Fridericia QT correction.

CRB-65

Pneumonia severity score without urea.

Cockcroft–Gault

Creatinine clearance

Estimated creatinine clearance for medication contexts.

CURB-65

Community-acquired pneumonia severity score.

Diabetes diagnostic thresholds

Common diagnostic thresholds with confirmation caveats.

eGFR — CKD-EPI 2021

Race-free adult creatinine equation and GFR category.

ESS

Epworth Sleepiness Scale

Licensed daytime-sleepiness questionnaire.

A licence is required to reproduce this questionnaire.

FIB-4 index

Non-invasive liver fibrosis risk index.

FRAX fracture risk

Country-specific 10-year fracture probability calculator.

GAD-7

Generalised Anxiety Disorder-7

Anxiety symptom severity screen.

GCS

Glasgow Coma Scale

Eye, verbal and motor response documentation.

GBS

Glasgow–Blatchford score

Pre-endoscopy upper GI bleeding risk score.

HAS-BLED

Bleeding-risk flag and modifiable-factor review in AF.

HbA1c converter

NGSP %, IFCC mmol/mol and estimated average glucose.

HEART score

Acute chest-pain risk stratification components.

K10

Kessler Psychological Distress Scale

Australian-accessible psychological distress questionnaire.

KFRE

Kidney Failure Risk Equation

Validated 2- and 5-year kidney failure risk estimate.

MAP

Mean arterial pressure

Estimated mean arterial pressure from systolic and diastolic BP.

MELD 3.0

Modern end-stage liver disease score using SI inputs.

McIsaac

Modified Centor score

Age-adjusted GAS pharyngitis probability score.

MRC muscle power grading

Clinical muscle strength grades 0–5.

NEWS2

National Early Warning Score 2

Royal College of Physicians acute deterioration score.

NIHSS

NIH Stroke Scale

Official training and certification for the NIH Stroke Scale.

Paediatric eGFR calculator

National Kidney Foundation paediatric GFR equations.

PHQ-9

Patient Health Questionnaire-9

Depression symptom severity with an item-9 safety alert.

Pregnancy dates

Estimated due date and gestational age from LMP.

PERC

Pulmonary Embolism Rule-out Criteria

Eight-item rule for carefully selected very-low-risk patients.

qSOFA

quick SOFA

Three bedside poor-outcome criteria in suspected infection.

RCRI

Revised Cardiac Risk Index

Perioperative cardiac-risk predictors.

Shock index

Heart rate divided by systolic blood pressure.

Simplified PESI

Risk stratification after pulmonary embolism is diagnosed.

SIRS criteria

Legacy systemic inflammatory response criteria.

Sodium correction in hyperglycaemia

Corrected serum sodium using the 1.6 coefficient.

STOP-Bang

Official licensed obstructive sleep apnoea screen.

Opened externally to respect the instrument licence.

Wells score for DVT

Two-level DVT Wells score.

Wells score for pulmonary embolism

Two-level PE Wells score used in diagnostic pathways.