TABLE 1

Demographic Characteristics Within Status Groups Defined by Child’s Seroconversion to CDA, Mother’s Awareness of CDA Status, and Age of Seroconversion

Age of Child and Mother Aware of CDA Status
No CDA ≤5 y (N = 3139)Aware of CDA ≤3 y (N = 440)Unaware of CDA >3 to ≤4 y (N = 66)Unaware of CDA >4 to ≤5 y (N = 40)
CD Risk FactorN%N%N%N%
Country
 US116337.112728.92334.91742.5
 Finland73423.48619.61522.71230.0
 Germany1605.1184.157.612.5
 Sweden108234.520947.52334.91025.0
HLA-DQ
 DQ8142245.55512.62131.8820.0
 DQ2/8121538.914332.72639.41947.5
 DQ2/248615.624054.81928.81332.5
FDR with CD
 No303497.139790.66090.940100
 Yes912.9419.469.100
Sex
 Male166052.918341.63350.01332.5
 Female147947.125758.43350.02767.5
Maternal age at birth
 <25 y2829.0398.9710.625.0
 25–35 y226572.232974.84669.73177.5
 >35 y59218.97216.41319.7717.5
  • CD, celiac disease. DQ2 denotes DQA1*0501-DQB1*02; DQ8 denotes DQA1*0301-DQB1*0302.