Tools
547 entriesClinical calculators and scoring systems
- Oxygen Saturation (SpO₂) Estimate from PO₂Estimates oxygen saturation from the partial pressure of oxygen→
- Oxygenation Index (OI)Predicts outcomes in patients with ALI and ARDS; and assesses the intensity of ventilatory support required or potential ECMO in neonates and paediatrics→
- PEACH Score: Perioperative Mortality in Adult Congenital Heart Disease SurgeryEstimates perioperative mortality risk in adults undergoing surgery for congenital heart disease→
- PECARN Paediatric Head Injury Prediction RuleRules out clinically important TBIs in paediatric patients with head injuries and a GCS of ≥14/15, including those that may require neurosurgical intervention, without the need for head CT→
- PELD Score for Paediatric End-Stage Liver Disease (patients <12 years of age)Estimates relative disease severity and likely survival of patients under the age of 12 with end-stage liver disease who are awaiting liver transplantation→
- PERC Rule for Pulmonary Embolism (PE)Predicts the pre-test probability of a PE based on clinical criteria and guides the need for investigation in patients with a clinical suspicion of PE→
- PLASMIC Score for Thrombotic Thrombocytopenic Purpura (TTP)Estimates the likelihood of ADAMTS13 deficiency in adults with suspected TTP who might benefit from early initiation of plasma exchange while awaiting ADAMTS-13 results→
- POSSUM Score for Operative Morbidity and Mortality RiskEstimates morbidity and mortality in general and orthopaedic surgery patients→
- PSI/PORT Score: Pneumonia Severity Index for Community-Acquired Pneumonia (CAP)Risk stratifies and estimates mortality in adults presenting with CAP→
- PaO₂ / FIO₂ (P/F) Ratio (Horowitz Index)Calculates the ratio of arterial oxygen partial pressure to fractional inspired oxygen (P/F ratio) and assists with the assessment of hypoxaemia→
- PaO₂ Correction for FIO₂Corrects the PaO₂ for variations in the FIO₂→
- Pacer Need After Heart Valve SurgeryPredicts the need for permanent pacing after cardiac valve surgery→
- Padua Prediction Score for Risk of Venous Thromboembolism (VTE)Predicts the risk of VTE in hospitalised patients and determines who would benefit from thromboprophylaxis→
- Paediatric Endotracheal Tube (ETT) SizeEstimates the correct ETT size (cuffed and uncuffed) in children aged 1 to 8 years who require intubation→
- Paediatric Glasgow Coma Scale (pGCS)Evaluates the mental status and level of consciousness in preverbal, paediatric patients less than 2 years of age→
- Paediatric Ibuprofen Dosage CalculatorCalculates the recommended dosage of Ibuprofen for paediatric patients aged 3 months to 12 years→
- Paediatric Paracetamol Dosage CalculatorCalculates the recommended dosage of Paracetamol for paediatric patients over 2 months of age→
- Paediatric Ulcerative Colitis Activity Index (PUCAI)Assesses symptom severity in paediatric patients with UC and monitors change in disease activity over time as well as response to treatment→
- Palliative Prognostic Score (PaP)Predicts 30-day survival in terminally ill cancer patients→
- Panic Disorder ScreenerScreens patients for panic disorder in primary care→
- Paracetamol (Acetaminophen) Toxicity AssessmentEvaluates the risk of toxicity in patients who had a single, acute ingestion of Paracetamol→
- Parkland Formula for BurnsCalculates the requirements for fluid resuscitation in adults with acute, major burns→
- Patient Health Questionnaire-2 (PHQ-2) Screen for Major Depressive DisorderVery briefly screens patients for major depressive disorder→
- Patient Health Questionnaire-2 (PHQ-2) Screen for any Depressive DisorderVery briefly screens patients for any depressive disorder→
- Peak Expiratory Flow (PEF) Variability in AsthmaCalculates airflow variability and assists with the diagnosis and severity grading of asthma→
- Peak Expiratory Flow Rate (PEFR) Prediction in AdultsCalculates the amount and rate of air that can be forcefully exhaled from the lungs in adults based on age and height→
- Peak Expiratory Flow Rate (PEFR) Prediction in Boys (5 to <18 years of age)Calculates the amount and rate of air that can be forcefully exhaled from the lungs in boys aged 5-18 based on age and height→
- Peak Expiratory Flow Rate (PEFR) Prediction in Females (18 to 85 years of age)Calculates the amount and rate of air that can be forcefully exhaled from the lungs in adult females based on age, height and ethnicity→
- Peak Expiratory Flow Rate (PEFR) Prediction in Girls (5 to <18 years of age)Calculates the amount and rate of air that can be forcefully exhaled from the lungs in girls aged 5-18 based on age and height→
- Peak Expiratory Flow Rate (PEFR) Prediction in Males (18 to 85 years of age)Calculates the amount and rate of air that can be forcefully exhaled from the lungs in adult males based on age, height and ethnicity→
- Percutaneous Transluminal Coronary Angioplasty (PTCA) Major Complication Prediction ScorePredicts the risk of major in-hospital complications (death/MI/urgent bypass) following percutaneous coronary interventions (PCI)→
- Percutaneous Transluminal Coronary Angioplasty (PTCA) Mortality Prediction ScorePercutaneous Transluminal Coronary Angioplasty (PTCA) Mortality Prediction Score→
- Perioperative Cardiac Evaluation TreeConsiders the cardiac risk of non-cardiac surgery in a variety of patient and surgical situations→
- Phenytoin Adjustment for Hypoalbuminaemia and Renal FailureCorrects the serum phenytoin level in patients with renal failure or hypoalbuminaemia (albumin ≤32 g/L)→
- Pittsburgh Knee RuleRules out clinically significant fractures in patients presenting with acute knee injuries, to aid efficient use of X-rays→
- Pneumonia Mortality Prediction in Nursing Home PatientsPredicts 30-day mortality in nursing home residents with a lower respiratory tract infection→
- Pneumonia Mortality Predictor In the ElderlyPredicts mortality risk in elderly patients with community acquired pneumonia→
- Pneumonia Probability in Nursing Home Patients→
- Pneumonia Risk in Post-Operative Period of Non-Cardiac SurgeryPredicts 30-day risk of post-operative pneumonia after major non-cardiac surgery→
- Pneumothorax Degree of Collapse on Chest X-rayEstimates the percentage volume of pneumothorax from an erect PA chest X-ray→
- Polycythaemia Vera (PV) Diagnostic CriteriaAssists with the diagnosis of PV→
- Positive Likelihood Ratio (LR+)Calculates sensitivity, specificity and positive likelihood ratio of a test→
- Positive Predictive Value (PPV) from Raw DataCalculates the probability that a person has a disease or condition, given a positive test result→
- Positive Predictive Value (PPV) of a TestCalculates the PPV for a test of known sensitivity and specificity→
- Post-Test Odds and Pre-Test Odds from Prevalence and Likelihood Ratio MultiCalcCalculates pre-test odds, post-test odds and post-test probability from prevalence and likelihood ratio→
- Post-Test Odds of a Negative Result from Sensitivity, Specificity and PrevalenceCalculates post-test odds of a negative test→
- Post-Test Odds of a Negative from Raw DataCalculates post-test odds of a negative test→
- Post-Test Odds of a Positive Result from Sensitivity, Specificity and PrevalenceCalculates post-test odds of a positive test→
- Post-Test Odds of a Positive from Raw DataCalculates post-test odds of a positive test→
- Post-Test Probability from Likelihood Ratios and Multiple Test ResultsEvaluates the contribution of different test results to an overall post-test probability based on pre-test probability and likelihood ratios→