BSA Formula Comparison (All 5 Side by Side)
Mosteller, Du Bois, Haycock, Gehan–George and Boyd on one input — with the dose-relevant spread computed.
For average adults the five formulas agree within 2–4%, but at paediatric and bariatric extremes the spread widens — and a 4% BSA difference is a 4% chemotherapy-dose difference. This is why protocols name their formula explicitly rather than saying 'calculate BSA'.
Formula
Reference aid for healthcare professionals only. Every result must be independently verified before clinical use. Never use this tool for self-medication or to replace clinical judgement.
Mosteller, Du Bois, Haycock, Gehan–George and Boyd on one input — with the dose-relevant spread computed. The BSA Formula Comparison (All 5 Side by Side) is a free, private bsa comparison tool — every result computes instantly in your browser with no sign-up and no data upload.
About BSA Formula Comparison (All 5 Side by Side)
For average adults the five formulas agree within 2–4%, but at paediatric and bariatric extremes the spread widens — and a 4% BSA difference is a 4% chemotherapy-dose difference. It applies Five published BSA formulas, identical inputs. Use the BSA Formula Comparison (All 5 Side by Side) to get an instant, clearly-explained result with the working shown step by step — free, private and with the source method cited.
How to use BSA Formula Comparison (All 5 Side by Side)
- 1Enter your details in the BSA Formula Comparison (All 5 Side by Side) input fields above.
- 2The result updates instantly with the working and reference bands shown.
- 3Adjust any value to explore how it changes the outcome — it's free and unlimited.
Why use BSA Formula Comparison (All 5 Side by Side)?
- ✓Instant bsa comparison result that recomputes as you type — no waiting, no page reloads
- ✓100% client-side: your health data never leaves your browser
- ✓Shows the actual formula and your numbers substituted in, so you can see exactly how the result is reached
- ✓Based on published, citable sources (Verbraecken J et al., Metabolism 2006;55:515-24 — BSA in normal-weight, overweight and obese adults)
- ✓Free forever with no sign-up, account or app install
Frequently asked questions
How does the BSA Formula Comparison (All 5 Side by Side) work?+
For average adults the five formulas agree within 2–4%, but at paediatric and bariatric extremes the spread widens — and a 4% BSA difference is a 4% chemotherapy-dose difference. The calculation uses the formula: Five published BSA formulas, identical inputs. Everything runs instantly in your browser as you type — your inputs are never uploaded.
Is the BSA Formula Comparison (All 5 Side by Side) accurate, and what is it based on?+
The method is traceable to authoritative sources: Verbraecken J et al., Metabolism 2006;55:515-24 — BSA in normal-weight, overweight and obese adults. Results are estimates — individual variation always applies, so treat the output as a well-grounded starting point.
Is the BSA Formula Comparison (All 5 Side by Side) free and private?+
Yes. It's completely free with no sign-up, and all computation happens locally in your browser, so none of your health data ever leaves your device.
Can I use this for medical decisions?+
This is a reference aid for healthcare professionals and must be independently verified. It is not for self-diagnosis or self-medication.
What can I use the BSA Formula Comparison (All 5 Side by Side) for?+
It's commonly used for bsa comparison, bsa formulas, which bsa formula. Mosteller, Du Bois, Haycock, Gehan–George and Boyd on one input — with the dose-relevant spread computed.
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