Table 2.

Comparison of questionnaire scores and laboratory parameters between Lichen simplex chronicus (LSC) and control groups.

	LSC	Controls	p
	Mean ± SD (Min-Max)	Mean ± SD (Min-Max)
PSS-10	18.3 ± 6.4 (0–28)	12.6 ± 5.1 (2–23)	< 0.001
HADS-A	8.28 ± 4.65 (1–19)	5.28 ± 2.94 (0–10)	0.002
HADS-D	7.39 ± 4.93 (0–20)	4.17 ± 2.48 (0–13)	0.001

	Median (IQR)	Median (IQR)
IgE (mg/dL)	36.7 (8.3–121)	58.1 (21.2–100)	0.374
Eosinophils (×106/mL)	0.13 (0.06–0.27)	0.12 (0.08–0.18)	0.969
NGF (ng/mL)	141.7 (80.3–689.9)	437 (148.4–1,142.0)	0.010
GDNF (ng/mL)	1.61 (0.88–11.63)	5.24 (1.80–20.26)	0.019
NT (pmoL/L)	49 (27.1–143.1)	98.2 (47.2–242)	0.012
BDNF (ng/mL)	0.88 (0.71–1.87)	1.34 (0.92–2.43)	0.004