Table 1.

Demographic features and selected co-morbidities of SLE patients followed by primary care physicians and rheumatologists, Puerto Rico, 2003

Features	Primary care physicians (n=92)	Rheumatologists (n=665)
Age, mean years (SD)	39.5 (15.0)	42.7 (12.7)
Sex, % women	94.6	92.6
Renal insufficiency, %	0	1.5
Nephrotic syndrome, %	0	.5
End-stage renal disease, %	1.1	2.1
Seizures, %	8.7	6.6
Cerebral vascular accident, %	2.2	1.4
Hypothyroidism, %	18.5	19.1
Hypothyroidism, %	0	.5
High blood pressure, %	32.6	33.2
Diabetes mellitus, %	12.0	11.7
Hypercholesterolemia, %	13.0	11.6
Coronary artery disease, %	7.6	4.9
Cataracts, %	0	.6
Osteopenia/osteoporosis, %	14.1	23.8*
Avascular necrosis, %	0	.2

SLE = systemic lupus erythematosus, SD = standard deviation.

^*P<.05