Table 2.
Prevalence ratios of SLE manifestations stratified by race/ethnicity, among prevalent SLE cases in San Francisco County, 2007– 2009
| Characteristic | Non-Hispanic White | Non-Hispanic Black (n = 135) | API (n = 265) | Hispanic (n = 109) | |||
|---|---|---|---|---|---|---|---|
| (n = 189) | PR | (95% CI) | PR | (95% CI) | PR | (95% CI) | |
| Mucocutaneous | reference | 0.98 | (0.89 – 1.07) | 1.04 | (0.97 – 1.11) | 1.00 | (0.91 – 1.10) |
| Serositis | reference | 1.13 | (0.92 – 1.38) | 0.92 | (0.76 – 1.12) | 1.09 | (0.87 – 1.37) |
| Cardiovascular | reference | 1.38 | (0.95 – 2.01) | 1.09 | (0.77 – 1.55) | 1.34 | (0.88 – 2.04) |
| Pulmonary | reference | 1.09 | (0.87 – 1.36) | 0.96 | (0.78 – 1.17) | 1.13 | (0.89 – 1.44) |
| Gastrointestinal | reference | 1.64 | (0.84 – 3.18) | 1.30 | (0.71 – 2.37) | 1.71 | (0.85 – 3.44) |
| Renal | reference | ***1.74 | (1.40 – 2.16) | ***1.68 | (1.38 – 2.05) | *1.35 | (1.05 – 1.74) |
| Musculoskeletal | reference | 1.00 | (0.91 – 1.11) | 0.95 | (0.87 – 1.04) | 1.07 | (0.97 – 1.18) |
| Neurologic | reference | *1.49 | (1.12 – 1.98) | 0.76 | (0.56 – 1.04) | 0.98 | (0.67 – 1.44) |
| Hematologic | reference | ***1.09 | (1.04 – 1.15) | *1.07 | (1.01 – 1.13) | 1.06 | (1.00 – 1.13) |
| Serologic | reference | 1.00 | (1.00 – 1.01) | 1.00 | (1.00 – 1.01) | 1.00 | (1.00 – 1.01) |
Calculations based on Poisson regression model with robust error variances adjusting for sex, age at SLE diagnosis, and years since SLE diagnosis.
*
alpha < 0.05
**
alpha < 0.005
***
alpha < 0.001
API = Asian/Pacific Islander