STAT+: MDCalc is scoring the clinical calculators used by millions of doctors
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- MDCalc is launching a quality-rating system to grade the 800+ clinical calculators and decision-making tools hosted on its site, addressing what researchers call a widespread blind spot in clinical validation.
- Shazia Siddique, a health systems researcher and gastroenterologist who joined MDCalc last year, said clinicians "genuinely have no idea how limited" many of the tools they use are in terms of validation.
- The calculators span everyday clinical decisions, including kidney performance assessment and predicting the chance of a successful vaginal birth after a previous C-section.
- Medicine has accumulated hundreds of clinical scores and decision-making tools, and their numbers continue to grow alongside the expanding scale of clinical data.
- The move positions MDCalc to become a gatekeeper of clinical-calculator trust at a time when doctors have lacked a standardized way to judge which tools are rigorously validated.
Why it matters: With millions of doctors turning to MDCalc's 800+ tools daily for patient-care decisions, a built-in validation rating gives clinicians a practical filter for distinguishing well-tested calculators from poorly tested ones — potentially reshaping which tools get trusted at the bedside. Siddique's own framing — that doctors often don't know how limited validation is — frames this as filling a trust gap, not just adding a feature.
