Table 1.

Characteristics of the SSF survey cohort (n=2961)

Characteristic		n (%)
Mean Age (SD)		65.1 (±11.7)
Age (group)	18–39	79 (3)
	40–59	783 (26)
	60–79	1800 (61)
	80+	299 (10)
Sex	Female	2831 (96)
Caucasian Race		2735 (93)
Employment	Full-time	569 (20)
	Part-time	178 (6)
	Self-employed	128 (5)
	Not employed	407 (14)
	Retired	1398 (50)
	Student	11(0.4)
	Stay-at-home	111 (4)
	Missing	159 (5)
Other Diagnosis	RA	611 (21)
	MCTD	378 (13)
	SLE	291 (10)
	SSc	81 (3)

RA=Rheumatoid Arthritis, MCTD=Mixed Connective Tissue Disease,

SLE=Systemic Lupus Erythematosus, SSc=Systemic Sclerosis