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Table 1 Demographic parameters of the celiac and control groups

From: Gluten-free diet may improve obstructive sleep apnea-related symptoms in children with celiac disease

  Celiac group
N = 34
Control group
N = 24
P value
Age, y 6.6 ± 3.5 7.3 ± 4.6 0.5
Male gender 15 (44.1%) 14 (58.3%) 0.29
Body mass index (z-score) −0.4 ± 1.07 −0.9 ± 2.6 0.3
Recruitment in winter (%) 67.6% 58.3% 0.48
Time interval between questionnaires (months) 5.94 ± 1.25 5.95 ± 0.92 0.97