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EBMcalc System Change Log
 
 
1/17/2025

• Endocarditis Diagnostic Criteria – Duke Criteria removed (out of date)
• Endocarditis Diagnostic Criteria – Modified Duke Criteria removed (out of date)

 
1/7/2025

• Generally Available (GA) Edition fully HTML5 compliant/validated

 
12/31/2024

• STOP-Bang calculator format updated

 
12/27/2024

• System build migrated to HTML5 standard
• Many CSS file updates (for HTML5 migration)
• Change Log now in HTML only

 
12/26/2024

• 1975 (original) version of Acetaminophin Toxicity calculator removed from GA (generally available) collection. 2023 update kept.
• 2004 (original) version of Newborn Hyperbili calculator removed from GA (generally available) collection. 2022 update kept.

 
11/9/2024

• 2008 versions of MELDNa calculatores removed from GA (generally available) collection. 2016 vesions kept.

 
10/6/2024

• Public EBMcalc.com intro page updated with latest FHIR App info
• "Calculated Medicine" added as a keyword in public pages
• "EBMcalc NEVER stores cookies or other persistent data in user's browsers" added to disclaimer.

 
9/1/2024

• EBMcalc FHIR App Customer Favorites now managed by DevServer 2.0

 
8/28/2024

• LangDev Server 2.0 renamed to DevServer 2.0

 
7/26/2024

• Clarification made in SOFA Score: Urine Ouput parameter renamed to 24-Hour Urine Output

 
7/23/2024

• LangDev Server 2.0 password security enhanced.

 
7/1/2024

• EBMcalc Apache webserver updated to version 2.4.62

 
7/16/2024

• Time-based one time password (TOTP) capability added to LangDev Server.
• Users can now enroll authenticators such as Authy and Google Autehnticator to speed login.

 
7/1/2024

• EBMcalc Apache webserver updated to version 2.4.60
• Neonatology index created and added to Specialties

 
6/13/2023

• EBMcalc.com SSL certificate updated, now valid 6/13/2024 through 7/15/2025

 
6/3/2024

• In EHR- and FHIR-enabled calculators, a new section header, "Data Action" was created to contain both data FHIR-writeback and copy-to-clipboard buttons.
• The Data Action section is rendered after the results/results interpretation sections in equation and clinical criteria calculators.

 
5/29/2024

• Phenytoin Free (Unbound) Drug Level (Adjusted for Hypoalbuminemia) renamed to: Phenytoin Free (Unbound) Drug Level (Adjusted for Hypoalbuminemia, Dasgupta, 1991)

 
4/28/2024

• All EBMcalc web pages (Complete, Preview, Dev, etc...) now presented with the single https://EBMcalc.com SSL certificate.

 
4/21/2024

• LangDev Server 2.0 launched: the custom EBMcalc multi-language development and content management platform.
• It Includes improved security through SSL-based multi-factor authentication, and enhanced access control and logging.

 
3/24/2024

• Policies page updated in public EBMcalc.com and EBMcalc FHIR app builds.

 
3/12/2024

• Click reduction: when a calculator has an intial input field for numeric or text data, that field will automatically gain focus for input.

 
2/20/2023

• CIP (Critical Illness Prediction) Score and Sequential Organ Failure Assessment (Modified): mSOFA Score made generally available (they had been in FHIR versions only).

 
2/15/2024

• New Appendix section added below References.
• All large data tables (eg LMS values, Normal table, Nomograms, calculator coefficient tables) will be migrated to Appendix.

 
2/6/24

• Complete.EBMcalc.com now holds the Generally Available (GA) collection of calculators.
• Blood pressure percentiles, 0 to 17 years (2017 standard) updated again with improved notes, including a better description of height percentile calculation.

 
1/2/2024

• Blood pressure percentiles, 0 to 17 years (2017 standard) enhancements made in calculation efficiency; calculation on keystroke is now operational.
• A COMPLETE accounting of calculator equations and data tables are now outlined in the Calculation Details and Variables section.
• Blood Pressure Percentiles, 2 to 17 years (2004 standard) deprecated and removed from the generally available collection.

 
12/17/23

• LOINC-Regenstrief Institute attribution/copyright/trademark statement updated in all calculators that use or display LOINC's.
• Verbage obtained from https://loinc.org (accessed 12/17/23).

 
11/22/23

• Cardiac Risk Index for Non-AAA Vascular Surgery (Lee) simplified and renamed to Revised Cardiac Risk Index for Non-AAA Vascular Surgery (Lee)
• Cardiac Risk Index for Orthopedic Surgery (Lee) simplified and renamed to Revised Cardiac Risk Index for Orthopedic Surgery (Lee)

 
10/20/2023

• PELD Score for End-Stage Liver Disease (patients less than 12 years old) renamed to PELD Score for End-Stage Liver Disease in patients less than 12 years old (original)
• Update calulator added: PELD Score for End-Stage Liver Disease in patients less than 12 years old (2023 update)

 
10/4/2023

• Probability of heart failure with preserved ejection fraction (H2FPEF score) in adults with dyspnea calculator note section updated.
• No functionality change.
• EUTOS long-term survival (ELTS) score in adults with chronic myeloid leukemia (conventional and SI units) calculator note section updated.
• No functionality change.

 
9/23/2023

• Progressive Multifocal Leukoencephalopathy (PML) Risk in patients Treated with Natalizumab calculator update: JC virus name attribution error corrected to John Cunningha virus.
• Update to GA (generally available) handheld build: Home and Back navigation buttons are now in separate table cells with new CSS style definitions.
• Clients may show or hide either button by changing the display property of these new classes: medCalcHomeButtonCell and medCalcBackButtonCell
• Conventional unit to SI unit conversions: Chemistry tests renamed to Conventional unit to SI unit conversions: Chemistry and endocrine tests
• This now mirrors the SI to Conventional converter name.
• COPD Assessment Test (CAT) calculator formatting improved

 
9/16/2023

• QT Interval Correction (EKG, Multi-Equation) calculator added to include Bazett, Fridericia, Framingham, and Hodges equations.
• QT Interval Correction (EKG) renamed to QT Interval Correction (EKG, Bazett Equation)
• Heart Failure Clinical Prediction Rule moved to generally available collection.

 
9/12/2023

• Postoperative Cardiac Risk Prediction renamed to Gupta Perioperative Cardiac Risk Prediction

 
8/14/2023

• Calculator title changes (file names unchanged):
• Atrial Fibrillation CHA(2)DS(2)-VASc Score for Stroke Risk renamed to CHADS-VASc Score for Stroke Risk in Arial Fibrillation (CHA[2]S[2]-VASc)
• Atrial Fibrillation CHADS(2) Score for Stroke Risk renamed to CHADS2 Score for Stroke Risk in Atrial Fibrillation (CHADS[2])

 
8/4/2023

• PostOpCardiacRisk removed from generally available collection.
• All functionality and improved accuracy maintained in the PostOpCardiacRisk calculator

 
7/23/2023

• FHIR version only: Growth graph title syntax/punctuation standardized:
• CDC body mass index: BMI-for-age graph for males, 2 to 20 years
• CDC body mass index: BMI-for-age graph for females, 2 to 20 years
• CDC head circumference-for-age graph for females, 0 to 36 months
• CDC head circumference-for-age graph for males, 0 to 36 months
• CDC stature-for-age graph for females with Down Syndrome, 2 to 20 years
• CDC stature-for-age graph for females, 2 to 20 years
• CDC stature-for-age graph for males with Down Syndrome, 2 to 20 years
• CDC stature-for-age graph for males, 2 to 20 years
• CDC weight-for-age graph for females, 2 to 20 years
• CDC weight-for-age graph for males, 2 to 20 years
• WHO length-for-age graph for females, 0 to 24 months
• WHO length-for-age graph for males, 0 to 24 months
• WHO weight-for-age graph for females, 0 to 24 months
• WHO weight-for-age graph for males, 0 to 24 months

 
7/22/2023

• Calculator title updates (file names unchanged):
• Total Body Water in Women (Johansson formula) ==> Total Body Water in Adult Females (Johansson formula)
• Total Body Water in Women (Lee formula) ==> Total Body Water in Adult Females (Lee formula)
• Total Body Water in Women (Watson formula) ==> Total Body Water in Adult Females (Watson formula)
• Total Body Water in Women (Humes-Weyer formula) ==> Total Body Water in Adult Females (Humes-Weyer formula)
• Calorie Requirements for Weight Maintenance and Weight Loss in Women (Patient information) ==> Calorie Requirements for Weight Maintenance and Weight Loss in Adult Females (Patient information)
• Cardiovascular Risk Assessment in Women (10-year risk, Framingham 2008) ==> Cardiovascular Risk Assessment in Adult Females (10-year risk, Framingham 2008)
• Cardiovascular Risk Assessment in Women (10-year, Reynolds Risk Score 2007) ==> Cardiovascular Risk Assessment in Adult Females (10-year, Reynolds Risk Score 2007)
• Total Body Water in Men (Humes-Weyer formula) ==> Total Body Water in Adult Males (Humes-Weyer formula)
• Total Body Water in Men (Lee formula) ==> Total Body Water in Adult Males (Lee formula)
• Total Body Water in Men (Johansson formula) ==> Total Body Water in Adult Males (Johansson formula)
• Total Body Water in Men (Watson formula) ==> Total Body Water in Adult Males (Watson formula)
• Calorie Requirements for Weight Maintenance and Weight Loss in Men (Patient information) ==> Calorie Requirements for Weight Maintenance and Weight Loss in Adult Males (Patient information)
• Cardiovascular Risk Assessment in Men (10-year risk, Framingham 2008) ==> Cardiovascular Risk Assessment in Adult Males (10-year risk, Framingham 2008)
• Respiratory Failure Risk in Men During Post Operative Period of Non-Cardiac Surgery ==> Respiratory Failure Risk in Adult Males During Post Operative Period of Non-Cardiac Surgery

 
7/16/2023

• Blood Pressure Percentiles for Girls 2 to 17 years old (2004 standard) and Blood Pressure Percentiles for Boys 2 to 17 years old (2004 standard) replaced by new calculator:
• Blood Pressure Percentiles, 2 to 17 years (2004 standard) This calculator is maintained for historical as well as research interest
• Blood pressure percentiles for girls 0 to 17 years old (revised 2017) and Blood pressure percentiles for boys 0 to 17 years old (revised 2017) replaced by new calculator: Blood pressure percentiles, 0 to 17 years (2017 standard)
• All pediatric BP calculators now use Height Z-score interpolation (see below)

 
7/14/2023

• All pediatric growth calculators updated to use result interpolation when fractional ages are enter, e.g. 12.5 months. Calculator title syntax/punctuation also standardized:
• Body mass index (BMI) percentiles for females, 2 to 20 years
• Body mass index (BMI) percentiles for males, 2 to 20 years
• 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 length-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 boys, 77 to 121 cm
• CDC weight-for-height percentiles for girls, 77 to 121 cm
• WHO assessment of malnutrition in females, 0 to 24 months
• WHO assessment of malnutrition in females, 2 to 5 years
• WHO assessment of malnutrition in males, 0 to 24 months
• WHO assessment of malnutrition in males, 2 to 5 years
• WHO Infant Growth Percentiles, 0 to 24 months *** New in Version 23.3 ***
• WHO infant head circumference-for-age percentiles, 0 to 24 months
• WHO infant length-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

 
7/3/23

• NIH Stroke Score reference link break repaired

 
5/1/2023

• Breast cancer risk assessment incorporating breast density (BCSA 2015) renamed to Breast cancer risk assessment incorporating breast density (BCSC 2015)
• Filename BCSC.htm remains the same

 
4/14/23

• "nofollow" rel-tag added to external links to improve Google indexing

 
3/29/23

• PneumoniaMortalityNH_LR calculator update: formula and paramaters clarified/simplified
• PneumoniaMortalityPred updated, and result interpretation table simplified

 
3/21/23

• CSV file change: All calulator titles are now surrounded by double quotation marks, preserving any commas that may be in the calculator title.

 
3/10/23

• CSV files updated to include Source and Build file modification times and file/build version number.
• Note: the modification date/time stamps are UTC/GMT Excel time codes for maximum flexibility in "Format Cells" options/sorting.

 
1/23/23

• eGFR calculator names updated to start with "Glomerular Filtration Rate Estimation (eGFR)"

 
12/15/22

• Pain Management specialty page reorganized: Cardiac pain calculators removed.
• FHIR version of original GRACEScore renamed from GRACEScoreF.htm to simply GRACEScore.htm
• External link checking automated for regular refreshs/updates.

 
12/6/22

• Gail models of 1999 and 2007 retired/removed from generally available collection.
• Replaced by: Breast cancer risk assessment by Gail Model (2018).

 
11/26/22

• CKD-EPI eGFR calculators: Cystatin C-based (2012), Creatinine- and Cystatin C-based (2021), and Creatinine-based (2021) now have optional inputs to calculate body surface area, and "de-index" the BSA normalized results.

 
8/26/22

• Calculators that have both systolic and diastolic blood pressure input parameters now check for input errors in which the diastolic reading is greater than the systolic reading.

 
4/25/22

• Literature reference search mechanism improved to reduce false positive search results.

 
4/15/22

• Modified Geneva score for estimation of the clinical probability of pulmonary embolism in adults was renamed to: Revised Geneva score for estimation of the clinical probability of pulmonary embolism in adults.

 
4/10/22

• Cardiovascular Risk Assessment (10-year, ACC/AHA 2013) renamed to Cardiovascular Risk Assessment (10-year, ACC/AHA PCE: Pooled Cohort Equations)
• FHIR builds: Multiple calculators with LOINC encoded output configured for FHIR Write.

 
2/12/22

• Rounding routines updated to omit trailng zeros after the decimal point in results that round to integer values.

 
1/19/22

• Kidney Failure Risk Equation (KFRE) (8-variable) calculator updated with 2016 coefficients and Two-year estimate.

 
12/1/21

• For accessibility: aria-label tags available for custom builds.
• Tags explain the majority of input and output form elements.

 
10/20/21

• Specialty index format improvement
• SUBSPEC programming created to custom remove subsets of calculator from specialty indexes by client.

 
9/14/21

• Work begun to add an ARIA tag option for all inputs.

 
6/11/21

• MeSH terms added to content CSV files.

 
6/4/2021

• New units of measure config file (UOM.qcc) implemented unifying Basic.qcc, Growth.qcc, and Labs.qcc
• Legacy source directories may stll use old style files.

 
2/5/2021

• MinMax checking improved in cases of unit-of-measure switches.

 
3/12/2021

• Osmolar Gap calculators updated to accept variable ETOH osmolality factors.

 
10/22/2020

• Anesthesia specialty renamed to Anesthesiology.

 
4/29/2020

• Heme/onc calculators added 3/25/2020 indexed to appear in appropriate Hematology and Oncology specialty pages
• TOLAC calculators added to Women's Health specialty page
• COWS added to Pain specialty page.

 
4/19/2020

• EBMcalc Complete Edition iOS app updated/available in the Apple App Store, version 20.2.1

 
3/25/2020

• The following existing calculators were made generally available:
• Clinical Opioid Withdrawal Scale (COWS) for adults and adolescents
• Thyroid Imaging Reporting and Data System (TI-RADS) with guidance on FNA of thyroid nodules in adults
• Plasma sodium concentration correction for hyperglycemia in adults (conventional or SI units)
• Venous segmental disease score for obstruction
• Venous segmental disease score for reflux
• Villalta score for severity of post-thrombotic syndrome
• Weight loss indices following bariatric surgery in adults
• Center for International Blood and Marrow Transplant Research (CIBMTR) chronic Graft-Versus-Host-Disease (GVHD) risk score
• Dynamic International Prognostic Scoring System-Plus (DIPSS-Plus) for primary myelofibrosis (PMF) in adults and adolescents
• Genetically inspired international prognostic scoring system (GIPSS) for primary myelofibrosis in adults
• Khorana score for estimating venous thromboembolism risk in adults with cancer
• Mutation and Karyotype-Enhanced International Prognostic Scoring System for Primary Myelofibrosis in adults 70 and younger (MIPSS70+ version 2.0)
• PLASMIC score for estimating the likelihood of severe ADAMTS13 deficiency in adults with suspected TTP
• Revised International Prognostic Scoring System (IPSS-R) in primary myelodysplastic syndrome in adults
• Mayo chronic myelomonocytic leukemia (CMML) prognostic model in adults
• Splenic Marginal Zone Lymphoma Study Group (SMZLSG) prognostic index in adults
• Adjusted cerebrospinal fluid white blood cell count in the presence of red blood cells
• Risk of paradoxical embolism (RoPE) score in adults
• Pediatric ulcerative colitis activity index (PUCAI)
• Maintenance fluid calculation for children based on hourly fluid requirements
• Modified Geneva score for estimation of the clinical probability of pulmonary embolism in adults
• REVEAL PAH score and estimated one-year survival for adult patients with pulmonary arterial hypertension
• Mean arterial pressure (MAP) in adults and children (conventional or SI units)
• Peak expiratory flow prediction in females (18 to 85 years)
• Peak expiratory flow prediction in males (18 to 85 years)
• Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) in adults

 
1/23/2020

• HemoglobinA1CfromMPG and HemoglobinA1CtoMPG were made "Not Generally Available" / out of date
• Glycemic Assessment calculator renamed to Glycemic Assessment: A1C to Average Glucose Conversions
• All radio button and check box text made clickable for improved accessability
• Interpretation boxs: result indicator switched from grey to blue for improved accessability.

 
1/8/2020

• AlcLiverDxSeverity_2 was made "Not Generally Available" / out of date
• Lee Cardiac risk calulators for AAA, thoracic, and abdominal surgery made "Not Generally Available" / out of date.

 
12/28/19

• POSSUMScore was updated to handle both conventional and SI units
• POSSUMScoreSI was deprecated and removed from all future builds.

 
12/15/19

• Text associated with check boxes and radiobuttons made clickable.

 
10/25/19

• EpoprostenolInfusion was made "Not Generally Available"
• AmikacinDosing was made "Not Generally Available."

 
10/20/19

• Change log (this document) reorganized to place most recent changes on the top of the list.

 
10/17/19

• The following three nephrology calculators were updated to change the default output from mL/sec to the much more common mL/min:
• Creatinine Clearance (measured, SI units)
• Creatinine Clearance by Cockcroft-Gault (SI units)
• Creatinine Clearance by Cockcroft-Gault with IBW (SI units)

 
10/1/2019

• Regarding the following files:
• IronDextran was made "Not Generally Available."
• IronReplacement was made "Not Generally Available."
• CortGluco was made "Not Generally Available."
• CortMineral was made "Not Generally Available."
• Thyroid was made "Not Generally Available."
• Benzo was made "Not Generally Available."
• GentDose was made "Not Generally Available."

 
9/27/2019

• Waterlow Scale for Stratification of Pressure Sore Risk removed as "out of date."

 
9/20/19

• Carboplatin AUC Dose Calculation (Calvert formula) was made "Not Generally Available" / out of date.

 
9/18/19

• Parameter names that started with "Top Normal" updated to use "ULN" instead (upper limit of normal).

 
9/14/2019

• The following Warfarin calculators were made "Not Generally Available / out of date
• Warfarin Weekly Dose Estimate in Non-rheumatic A-fib
• Warfarin Dosing Nomogram for 10 mg Initiation (Crowther) TreeCalc
• Warfarin Dosing Nomogram for 10 mg Initiation (Kovacs) TreeCalc
• Warfarin Dosing Nomogram for 5 mg Initiation (Crowther) TreeCalc

 
9/10/19

• Multiple references added to Converters and Growth Graph calculators.
• CreatinineClearnce for Changing Creatinine levels removed as "out of date."
• Red Blood Cell Volume by Radionucleotide Dilution removed as "out of date."
• IME Adjusted Ratio for Medical Education Medicare Payments to Teaching Hospitals removed as "out of date."

 
5/31/2019

• Heart Failure Diagnosis calculator updated to accept numeric input for Age and NT-proBNP.

 
5/20/2019

• Unit conversion files for Weight, Length, Volume, Temperature, and Timesimplified for clinical use.
• Non clinical and out-dated conversions removed.
• The following non-clinical converter files were removed from the generally available collection: Area, Basic, Comprehensive, Density, Force, Power, Speed, and Textile.