Table 1:

Demographics

Age (years)	58 ± 12
Sex (female)	32 (94%)
Duration of SSc (first non-Raynaud symptom)	10.8 ± 8.0
Limited cutaneous SSc	22 (65%)
Modified Rudman Skin Score	11 ± 9
White	30 (88%)
History of Scleroderma Renal Crisis	4 (12%)
History of Pulmonary Artery Hypertension	2 (6%)
History of Digital Tip Ulcer	13 (38%)
Smoking
Never	20 (59%)
In the past	8 (24%)
Current	4 (12%)
Unknown	2 (6%)
Antinuclear antibody positive	34 (100%)
RNA polymerase III antibody positive	9 (26%)
Topoisomerase antibody positive	7 (21%)
Centromere antibody positive	18 (53%
Vasodilator therapy
• Calcium channel blocker	32 (94%)
• Angiotensin receptor blocker	1 (89%)
• Ace inhibitor	4 (12%)
• Phosphodiesterase Inhibitor	3 (9%)
• Endothelin receptor antagonist	2 (6%)
• Prostacyclin analog	0