Table 2 Epidemiological features in patients with systemic lupus erythematosus (SLE) and healthy control (HC) subjects according to nasal carriage status
| SLE (n = 84) | HC (n = 154) | P | |
|---|---|---|---|
| Nasal SA carrier prevalence (%) | 21.4 | 28.6 | NS |
| Male/female, n | |||
| SA-positive | 1/17 | 32/12 | |
| SA-negative | 5/61 | 77/33 | NS |
| Mean age ± SD (years) | |||
| SA-positive | 40.9 ± 11.8 | 38.7 ± 12.6 | NS |
| SA-negative | 41.3 ± 12.4 | 41.6 ± 8.9 | |
| Mean disease duration ± SD (months) | |||
| SA-positive | 150.0 ± 107.1 | - | NS |
| SA-negative | 139.6 ± 103.6 | - |