Table 3

Spearman correlations with the mCPDAI sum at baseline, on week 12 and on week 24 (raw value correlations)

End point	Baseline correlation	Week 12 correlation	Week 24 correlation
DAPSA	0.591	0.749	0.797
HAQ	0.525	0.577	0.589
EQ-5D	−0.426	−0.528	−0.556
HADS anxiety	0.300	0.314	0.343
HADS depression	0.322	0.384	0.394
Subject assessment
General health	0.345	0.400	0.505
Arthritis	0.294	0.474	0.530
Psoriasis	0.161	0.351	0.423
Joint pain	0.333	0.496	0.561
Swollen joint count	0.516	0.565	0.628
Tender joint count	0.564	0.746	0.801
PASI	0.217	0.289	0.399
DLQI	0.389	0.419	0.483
Enthesitis	0.600	0.501	0.478
Dactylitis	0.636	0.471	0.445
CRP	0.192	0.145	0.206

CRP, C reactive protein; DAPSA, Disease Activity index for PSoriatic Arthritis; DLQI, Dermatology Life Quality Index; EQ-5D, EuroQol-5Day; HADS, Hospital Anxiety And Depression Scale; HAQ, Health Assessment Questionnaire; PASI, Psoriasis Area and Severity Index.