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Specialty Index: Nursing
 

Medical Equations

 

Blood pressure percentiles, 0 to 17 years (2017 standard)

Blood Pressure Percentiles, 2 to 17 years (2004 standard)

Body mass index (BMI) percentiles and Z-scores, females 2 to 20 years (CDC)

Body mass index (BMI) percentiles and Z-scores, males 2 to 20 years (CDC)

Body Mass Index for Adults (BMI Quetelet's Index)

Body Mass Index for Adults (BMI Quetelet's Index, Metric)

Body Surface Area (BSA, Du Bois Method)

Body Surface Area (BSA, Mosteller, square root method)

Burn Injury Fluid Resuscitation, Adult (Parkland crystalloid estimate)

CDC height-for-age percentiles for females, 2 to 20 years

CDC height-for-age percentiles for males, 2 to 20 years

CDC infant growth percentiles, 0 to 36 months

CDC infant head circumference-for-age percentiles, 0 to 36 months

CDC infant weight-for-age percentiles, 0 to 36 months

CDC infant weight-for-length percentiles, 0 to 36 months

CDC weight-for-age percentiles for females, 2 to 20 years

CDC weight-for-age percentiles for males, 2 to 20 years

CDC weight-for-height percentiles for females, 77 to 121 cm

CDC weight-for-height percentiles for males, 77 to 121 cm

Estimated Date of Delivery (EDD) by LMP and Ultrasound

Estimated Delivery Date (Patient information)

Gestational Age from Estimated Date of Delivery (EDD)

Gravity Flow Rate Calculator

Height Potential: A Child's Target Height Based on Midparental Height

Ideal Body Weight Percentage

Ideal Body Weight

Kt/V Dialysis Dose Daugirdas Formula

Kt/V Dialysis Dose Formulae MultiCalc

Lean Body Weight (Female)

Lean Body Weight (Male)

Maintenance fluid calculation for children based on daily fluid requirements

Maintenance Fluid Calculation for Children Based on Hourly Fluid Requirements

Nasal Cannula Oxygen Fractional Inspired O₂ (FiO₂) Estimate

Normal Range for Body Weight

Olsen infant BMI-for-gestational-age percentiles, 24 to 41 weeks gestation

Olsen infant head circumference-for-gestational-age percentiles, 23 to 41 weeks gestation

Olsen infant length-for-gestational-age percentiles, 23 to 41 weeks gestation

Olsen infant weight-for-gestational-age percentiles, 23 to 41 weeks gestation

PFT Adjusted Predicted Values for Men MultiCalc

PFT Adjusted Predicted Values for Women MultiCalc

PFT Predicted Values for Boys MultiCalc

PFT Predicted Values for Girls MultiCalc

PFT Predicted Values for Men MultiCalc

PFT Predicted Values for Women MultiCalc

Pregnancy Gestation by LMP and Ultrasound Biometry

Total Daily Energy Requirement Estimate

WHO infant growth percentiles, 0 to 24 months

WHO infant head circumference-for-age percentiles, 0 to 24 months

WHO infant weight-for-age percentiles, 0 to 24 months

WHO infant weight-for-length percentiles, 0 to 24 months

 

Clinical Criteria

 

Acetaminophen (Paracetamol) Toxicity Assessment (Original, 1975)

Acetaminophen (Paracetamol) Toxicity Assessment (Revised 2023)

Apgar Score

Breast Cancer Recurrence Risk After Mastectomy (simple)

Centor Strep Pharyngitis Criteria With McIsaac Modification

Chronic Fatigue Syndrome Diagnostic Criteria

CIWA-Ar Clinical Institute Withdrawal Assessment for Alcohol scale

Clock Drawing Task (Cognitive Impairment Screening)

Cognitive Impairment Screening with 6 Questions

Conjunctivitis Agent Prediction (bacterial or other)

Diabetes Risk Score (Type 2)

DVT Probability: Wells Score System

Geriatric Depression 1 Item Screener

Geriatric Depression 4 Item Scale

Geriatric Depression Scale (15-item GDS)

Glasgow Coma Scale in Adults

International Prostatism Symptom Score (IPSS)

Irritable Bowel Syndrome Diagnostic Criteria (Manning Criteria)

Migraine Screener

Migraine With Aura Diagnostic Criteria

Migraine Without Aura Diagnostic Criteria

Newborn Hyperbilirubinemia Assessment (original, 2004)

Newborn hyperbilirubinemia assessment for infants born at 35 weeks or more gestation (2022 update)

NIH Stroke Score

Norton Scale to Stratify Risk of Pressure Sores

Osteoporosis Risk Assessment by Composite Linear Estimate (ORACLE score)

Osteoporosis Risk Assessment Instrument (ORAI)

Osteoporosis Risk SCORE (Simple Calculated Osteoporosis Risk Estimation)

Osteoporosis Self Assessment Tool for Men

Osteoporosis Self Assessment Tool for Women

Palliative Prognostic Score in Terminal Illness

Panic Disorder Screener

PHQ-2 Depression (any) Screening by a Two Item Questionnaire

PHQ-2 Depression (major) Screening by a Two Item Questionnaire

Pulmonary Embolism Wells Score

Rheumatoid arthritis Clinical Disease Activity Index (CDAI)

Rheumatoid arthritis Disease Activity Score with C-reactive protein (DAS28-CRP)

Rheumatoid arthritis Disease Activity Score with Erythrocyte Sedimentation Rate (DAS28-ESR)

Rheumatoid arthritis Simplified Disease Activity Index (SDAI)

Roland-Morris Disability Score

Venous Leg Ulcer Healing Prediction

 

Decision Trees

 

Asthma Hospitalization One Year Risk TreeCalc

Benign Positional Vertigo Decision TreeCalc

Cesarean Section Delivery Probability Among Nulliparous Women TreeCalc

Cesarean Section Delivery Probability Among Parous Women TreeCalc

Diabetes Screening TreeCalc

Diabetes Type Predictor TreeCalc

Ectopic Pregnancy Risk Estimation TreeCalc

M.I. Prediction Decision TreeCalc

Rabies Post Exposure Prophylaxis (PEP) TreeCalc

Smoking Cessation and Intervention TreeCalc

Stage III Pressure Ulcer TreeCalc

Stage IV Pressure Ulcer TreeCalc

Thyroid Disease Screening for Females More Than 50 Years Old TreeCalc

 

Unit and Dose Converters

 

Conventional unit to SI unit conversions: Chemistry and endocrine tests

Length Unit Conversions

SI unit to conventional unit conversions: Chemistry and endocrine tests

Weight Unit Conversions