MDCalc

Pediatric Asthma Risk Score (PARS)

Predicts asthma development in young children.

This calculator includes inputs based on race, which may or may not provide better estimates. See here for more on our approach to addressing race and bias on MDCalc.

Parental asthma

Eczema before 3 years of age

Wheezing, apart from colds

Early wheezing (before age 3)

See Evidence for more details.

Positive skin prick test to ≥2 aero- and/or food allergens

See Evidence for more details.

African American race

Result:

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Advice
  • This score is not diagnostic for asthma.
  • Results may inform discussions with parents about a child’s risk for developing asthma and the need for close monitoring.
  • There is no current agreement in the literature regarding an optimal primary prevention strategy.