Skip to main content

Table 5 Predictors of Persistent Asthma in Children Older than 6 Years

From: 2003 Canadian Asthma Consensus Guidelines Executive Summary

Stringent index*

   Wheezing on three or more occasions during the first 3 years of life

   One or more major risk factors† or two or more minor risk factors‡

Loose index*

   Any wheezing during the first 3 years of life

   One or more major risk factors† or two or more minor risk factors‡

  1. Adapted from Rhodes HL et al. [14]
  2. *Both listed conditions are necessary.
  3. †Major risk factors are a parental history of asthma and eczema in the child.
  4. ‡Minor risk factors are eosinophilia, wheezing without a cold, and allergic rhinitis.