Table 2:

Demographics and co-morbidities by EMS marker status

	EMS positive	EMS negative	P value
Demographics
Age, mean (SD) years	54.1 (11.8)	59.6 (15.7)	0.29
Gender, male % (n)	62.5% (20)	75.0% (9)	0.50
Race, White % (n)	62.5% (20)	41.7% (5)	0.11
Ethnicity, Hispanic or Latino % (n)	40.6% (13)	8.3% (1)	0.07
Co-morbidities, % (n)
Hypertension	21.9% (7)	50.0% (6)	0.07
Diabetes	9.4% (3)	25.0% (3)	0.32
COPD or asthma	15.6% (5)	0.0% (0)	0.30
Depression	62.5% (20)	50.0% (6)	0.45
Systemic autoimmune disease	15.6% (5)	0.0% (0)	0.3
Medications, % (n)
Anti-hypertensives	21.9% (7)	41.7% (5)	0.26
NSAIDs	40.6% (13)	50.0% (6)	0.74
Anti-histamines	50.0% (16)	41.7% (5)	0.74
Anti-depressants	53.1% (17)	41.7% (5)	0.50
Analgesics	53.1% (15)	50.0% (6)	0.85

EMS=Early Markers of Sjögrens; SD=standard deviation; COPD=chronic obstructive pulmonary disease; NSAIDs=Non-steroidal anti-inflammatory drugs