Is the CRIB score (clinical risk index for babies) a valid tool in predicting neurodevelopmental outcome inExtremely low birth weight infants?
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Updated: Oct 19, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
1Neonatal Intensive Care Unit, Department of Pediatrics, University of Padova, Italy.
Insights
The Clinical Risk Index for Babies (CRIB) accurately predicts outcomes for extremely low birth weight infants. Adjusting the CRIB score for gestational age may improve its prediction of developmental outcomes.
Area of Science:
- Neonatalogy
- Perinatal Medicine
- Developmental Pediatrics
Background:
- Extremely low birth weight (ELBW) infants face significant risks in the neonatal period.
- Accurate assessment of initial clinical condition is crucial for predicting outcomes in ELBW infants.
- The Clinical Risk Index for Babies (CRIB) is a tool used to assess neonatal risk.
Purpose of the Study:
- To evaluate the predictive accuracy of the CRIB score for hospital outcomes and 18-month developmental disability in ELBW infants.
- To determine if CRIB is a more effective predictor than birth weight or gestational age alone.
- To explore potential improvements to the CRIB score for this specific population.
Main Methods:
- Retrospective analysis of clinical data from ELBW infants.
- Calculation of CRIB scores within the first 12 hours of life.
- Correlation of CRIB scores with hospital outcomes (mortality, major brain lesions) and neurodevelopmental assessments at 18 months.
Main Results:
- The CRIB score effectively predicted hospital outcomes in ELBW infants.
- CRIB demonstrated higher accuracy in predicting death or major brain lesions compared to birth weight or gestational age.
- Initial findings suggest CRIB is a valid index for neonatal risk in ELBW infants.
Conclusions:
- The CRIB score is a reliable tool for assessing initial neonatal risk and predicting hospital outcomes in extremely low birth weight infants.
- While validated, an adjustment to the CRIB score incorporating gestational age may enhance its predictive value for short-term developmental outcomes in ELBW infants.
- Further research is warranted to refine the CRIB score for improved prediction of long-term neurodevelopmental trajectories in this vulnerable population.
Abstract:
The study aimed to assess how well the severity of clinical conditions in extremely low birth weight infants in the first 12 h of life, as measured by the CRIB (clinical risk index for babies), relates to hospital outcome and subsequent disability at 18 months of age. The CRIB was confirmed as a valid index of initial neonatal risk, even in extremely low birth weight infants, predicting hospital outcome (death or major brain lesions) more accurately than birth weight or gestational age. However, an adjustment of the CRIB score for gestational age might enhance its positive predictive value in relation to short-term developmental outcome in this particular population.