Egyptian Rheumatology and Rehabilitation

Table 6 Correlations of work impairment with different disease parameters in PSA patients

From: Burden of enthesitis on the quality of life and work productivity in psoriatic arthritis patients

Variable	Psoriatic arthritis
	Absenteeism		Presentism		Work productivity loss		Activity impairment
	R	p	r	p	r	p	R	p
Age	0.076	0.483	0.027	0.800	0.118	0.273	−0.048	0.656
Disease duration	−0.059	0.582	0.090	0.405	0.062	0.567	0.010	0.926
NSJ	0.022	0.898	0.083	0.441	0.132	0.219	−0.115	0.287
NTJ	0.169	0.115	−0.025	0.82	0.565	< 0.001*	0.036	0.763
PASI	0.052	0.630	0.136	0.205	−0.041	0.705	0.070	0.519
DAPSA	0.151	0.162	0.125	0.244	0.098	0.364	−0.009	0.937
PASID	0.310	0.003*	0.131	0.223	0.126	0.244	0.016	0.884
HAQ DI	−0.163	0.128	−0.129	0.231	−0.100	0.356	0.055	0.610
SF-36	−0.100	0.354	−0.082	0.449	−0.150	0.162	−0.088	0.412
SPARCC index	0.366	< 0.001*	0.156	0.147	0.256	0.016*	0.066	0.540

DAPSA Disease activity in psoriatic arthritis disease, PASI Psoriasis Area and Severity Index, PSAID Psoriatic arthritis impact of disease, SPARCC index Spondyloarthritis Research Consortium of Canada index, NSJ Number of swollen joints, NTJ Number of tender joints, HAQ-DI Health Assessment Questionnaire Disability Index, SF-36 Short Form 36, *P ≤ 0.05 = significant

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