Table 3.

Correlation analyses between change scores of psoriasis severity (Delta SAPASI), skin-related quality of life (Delta DLQI) and childhood trauma (CTQ, subscales), itching/scratching (MHF), anxiety/depression (HADS), perceived stress (PSS), age, gender and psoriasis arthritis.

Spearman's rho (p-values)	Delta SAPASI	Delta DLQI
CTQ total	−0.239 (0.071)a#	−0.203 (0.087)b#
CTQ emotional abuse	−0.291 (0.028)b#	−0.225 (0.059)h#
CTQ physical abuse	−0.278 (0.033)c#	–0.376 (0.001)i#
CTQ sexual abuse	−0.008 (0.956)b#	−0.118 (0.329)h#
CTQ emotional neglect	−0.233 (0.076)c#	−0.245 (0.037)i#
CTQ physical neglect	−0.184 (0.162)c#	−0.181 (0.126)i#
MHF itching scratching (T1)	–0.286 (0.017)d~	–0.484 (<0.001)j~
MHF itching scratching (T2)	0.034 (0.782)e~	−0.001 (0.992)j~
HADS anxiety (T1)	0.059 (0.630)d#	−0.270 (0.013)m#
HADS depression (T1)	0.148 (0.224)d#	–0.286 (0.009)m#
HADS anxiety (T2)	0.106 (0.385)d#	0.027 (0.809)m#
HADS depression (T2)	0.137 (0.262)d#	0.059 (0.599)m#
PSS (T1)	−0.040 (0.777)f~	–0.297 (0.016)k~
PSS (T2)	0.090 (0.471)g~	−0.022 (0.846)l~
SAPASI (T1)	–0.710 (<0.001)d~	–0.328 (0.003)l~
Delta SAPASI	1	0.526 (<0.001) d ~
DLQI (T1)	–0.317 (0.008)d°	–0.702 (<0.001)m°
Age	0.278 (0.021) d °	0.110 (0.324) m°
Gender	0.123 (0.312)d°	0.164 (0.139) m°
psoriasis arthritis	−0.095 (0.437)d°	−0.050 (0.653) m°

^an = 58.

^bn = 57.

^cn = 59.

^dn = 69.

^en = 68.

^fn = 52.

^gn = 66.

^hn = 71.

ⁱn = 73.

^jn = 82.

^kn = 65.

^ln = 80.

^mn = 83.

^#Significance at Bonferroni-corrected p-value ≤ 0.01.

^~Significance at Bonferroni-corrected p-value ≤ 0.03.

^°Significance at p-value ≤ 0.05.

BSA, Body Surface Area; DLQI, Dermatology Life Quality Index; HADS, Hospital Anxiety and Depression Scale; MHF, Marburg Skin Questionnaire/Marburger Haut-Fragebogen; PSS, Perceived Stress Scale; SAPASI, Self-administered Psoriasis Area and Severity Index. Bold values indicate significance at Bonferroni-corrected p-values.