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Table 4 Risk of Peanut Allergy in Siblings of a Peanut-Allergic Child

From: Should Younger Siblings of Peanut-Allergic Children Be Assessed by an Allergist before Being Fed Peanut?

Risk of Peanut Allergy in Unadjusted Odds Ratio 95% CI Adjusted Odds Ratio 95% CI
Any sibling 7.12 2.18-23.28 6.72* 2.04-22.12
Younger sibling 9.08 1.63-50.40 11.76 2.46-56.27
Older sibling§ 5.92 1.14-30.69 6.31* 1.20-33.23
  1. CI = confidence interval.
  2. *Adjusted for parental history of asthma.
  3. If index child had a peanut allergy, risk of peanut allergy in a younger sibling.
  4. Adjusted for parental history of asthma and physician diagnosis of asthma in index child.
  5. §If older sibling had a peanut allergy, risk of peanut allergy in the index child.