From:  Serum occludin as a novel biomarker in adult atopic dermatitis: a pilot case-control study

 The distribution of atopic dermatitis and healthy controls across different age groups and their mean serum occludin levels.

Age in yearsAtopic dermatitis patientsHealthy controlsp-value
Total numberMean serum occludin (ng/mL)Total numberMean serum occludin (ng/mL)
18–2083.07 ± 0.8730.53 ± 0.08< 0.001
21–25122.77 ± 0.8860.83 ± 1.00< 0.01
26–3062.61 ± 1.0770.68 ± 0.94< 0.01
31–3521.14 ± 0.8880.74 ± 0.560.64
> 3520.59 ± 0.4960.50 ± 0.400.84