Research Article
Increased Whole Blood Viscosity Is Associated with the Presence of Digital Ulcers in Systemic Sclerosis: Results from a Cross-Sectional Pilot Study
Table 1
Characteristics of the studied patients.
| | Systemic sclerosis () | Controls () | value |
| Gender | 31 women (94%) 2 men (6%) | 12 women (92%) 1 man (8%) | 1.0 |
| Race | 20 Caucasians (60.6%) 10 African Americans (30.3%) 3 Hispanics (9.1%) | 8 Caucasians (61.5%) 3 African Americans (23.1%) 2 Hispanics (15.4%) | 0.9309 |
| Age range | 48.76 ± 12.66 | 41.15 ± 13.27 | 0.0772 |
| Disease type | Diffuse SSc (, 57%) Limited SSc (, 43%) | — | |
| Disease duration | 1–29 years | — | |
| Digital ulcers | Present ulcers (, 12.1%) History of ulcers (, 51.5%) No history of ulcers (, 36.4%) | — | |
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BMI: body mass index, CRP: C-reactive protein, and SSc: Systemic sclerosis.
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