The index is calculated using a mathematical formula that takes the square root of the sum of the squares of weights assigned to each complication.
: The official tool for calculating scores is available at CCI-Calculator.com .
: Use the Clavien-Dindo Classification to assign a grade (I, II, IIIa, IIIb, IVa, IVb, or V) to every identified complication. Download Comprehensive Complication Index pdf
: Record every complication a patient experiences within a set period (usually 30 or 90 days post-surgery).
: A practical step-by-step PDF guide on how to calculate the index using an Excel spreadsheet can be found on ESAIC.org . The index is calculated using a mathematical formula
Evaluation of the Comprehensive Complication Index Versus ... - PMC
The is a metric used in medical research to measure the total burden of all postoperative complications on a continuous scale from 0 (no complications) to 100 (death). Unlike traditional methods that only record the single most severe complication, the CCI integrates every adverse event experienced by a patient, weighting each based on its severity according to the Clavien-Dindo Classification . Accessing the CCI Resources : Record every complication a patient experiences within
: The foundational methodology is detailed in "The Comprehensive Complication Index: A Novel Continuous Scale to Measure Surgical Morbidity," available on ResearchGate or the Annals of Surgery . How to Calculate the CCI