Table 2.

Relationship Between IL-33/31/13/4 Serum Levels in AD Patients and Itch Score Systems (PGS/SCORAD/DLQI/EASI) Using Spearman Correlation Test

Variable	Statistics	IL-33	IL-31	IL-13	IL-4
SCORAD	r	0.047	0.244	−.145	0.078
	P	0.774	0.125	0.347	0.589
EASI	r	0.065	0.300	−.180	0.270
	P	0.689	0.057	0.243	0.055
DLQI	r	0.016	0.019	−.019	0.079
	P	0.922	0.908	0.902	0.581
PGS	r	−.081	0.085	−.063	0.244
	P	0.619	0.598	0.684	0.085