The relationship of the prevalence and severity of restless legs syndrome in primary Sjögren syndrome with insomnia status, anxiety, depression, and neuropathic pain

Egyptian Rheumatology and Rehabilitation

Table 3 Correlation between RLS and evaluation data

	ISI	FMS	VAS	BDI	BDA	PDQ	ESSDAI	ESSPRI mean	ESSPRI dryness	ESSPRI fatigue	ESSPRI pain
RLS severity
r	0.346	0.250	0.342	0.375	0.417	0.437	0.068	0.275	0.219	0.098	0.354
P	0.020	0.097	0.021	0.011	0.004	0.003	0.657	0.067	0.148	0.521	0.017

PSS primary Sjögren’s syndrome, RLS restless leg syndrome, FMS fibromyalgia syndrome, ISI Insomnia Severity Index, BDI Beck Depression Inventory, BAI Beck Anxiety Inventory, VAS visual analog scale, PDQ Pain Detect Questionnaire, ESSDAI EULAR Sjögren’s Syndrome Disease Activity Index, ESSPRI EULAR Sjögren’s Syndrome Patient Reported Index