Orthopedics calculators

Explore validated-style scores and utilities commonly used in Orthopedics. Follow links for full references, limitations, and the interactive calculator.

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Nottingham Hip Fracture Score (NHFS)
Mortality risk stratification in hip fracture patients.
Risk Scores · Updated 4/13/2026
RAPID Score (Acetabular Chondrolabral Disruption)
Risk score support for acetabular chondrolabral disruption.
Risk Scores · Updated 4/13/2026
Recurrent Instability of Patella (RIP) Score
Risk score for recurrent patellar instability.
Risk Scores · Updated 4/13/2026
Rotterdam Hip Fracture Mortality Prediction 30-Day (RHMP-30)
30-day mortality risk estimate after hip fracture.
Risk Scores · Updated 4/13/2026

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