not-yet-known not-yet-known not-yet-known unknown *All Pearson r values were statistically significant (p<.0001). sIgE class: Class 0: < 0.35 kUA/L; Class 1: 0.35-0.7 kUA/L; Class 2: 0.71-3.5 kUA/L; Class 3: 3.51-17.5 kUA/L; Class 4: 17.6-50 kUA/L; Class 5: 50-100 kUA/L; Class 6: >100 kUA/L