Table 1.
Characteristics of patients with Staphylococcus aureus or Staphylococcus argenteus infections
| Variable | All cases (n = 311) |
S. aureus (n = 253) | S. argenteus (n = 58) | Crude OR (95% CI) p value |
Adjusted OR (95% CI) p value |
|---|---|---|---|---|---|
| Median age, years (IQR) | 53 (41–65) | 53 (40–65) | 56.5 (47–67) | 1.01 (0.99–1.03) 0.25 |
1.01 (0.99–1.03) 0.55 |
| Female, n (%) | 108 (34.7) | 93 (36.8) | 15 (25.9) | 0.60 (0.32–1.14) 0.12 |
0.45 (0.22–0.90) 0.03 |
| Pre-existing conditions, n (%) | |||||
| Diabetes mellitus | 109 (35.1) | 84 (33.2) | 25 (43.1) | 1.52 (0.85–2.73) 0.16 |
1.57 (0.81–3.05) 0.19 |
| Heart disease | 16 (5.1) | 10 (4.0) | 6 (10.3) | 2.80 (0.98–8.06) 0.09 |
2.19 (0.67–7.21) 0.20 |
| Kidney disease | 51 (16.4) | 40 (15.8) | 11 (19.0) | 1.25 (0.60–2.61) 0.56 |
0.93 (0.38–2.25) 0.87 |
| Liver disease | 11 (3.5) | 10 (4.0) | 1 (1.7) | 0.43 (0.05–3.40) 0.42 |
0.29 (0.03–2.65) 0.28 |
| Lung disease | 17 (5.5) | 15 (5.9) | 2 (3.5) | 0.57 (0.13–2.55) 0.46 |
0.42 (0.08–2.07) 0.29 |
| Cancer | 7 (2.3) | 5 (2.0) | 2 (3.5) | 1.77 (0.34–9.37) 0.50 |
2.64 (0.44–16.00) 0.29 |
| Alcoholism | 4 (1.3) | 4 (1.6) | 0 | — | — |
| Autoimmune disease | 5 (1.6) | 4 (1.6) | 1 (1.7) | 1.09 (0.12–9.96) 0.94 |
0.66 (0.06–7.16) 0.74 |
| Neurological disease | 8 (2.6) | 7 (2.8) | 1 (1.7) | 0.62 (0.07–5.11) 0.65 |
0.63 (0.07–5.79) 0.69 |
| Haematological disease | 8 (2.6) | 5 (2.0) | 3 (5.2) | 2.71 (0.63–11.66) 0.18 |
1.67 (0.32–8.72) 0.55 |
| Median co-morbidity index (IQR) | 1 (0–1) | 1 (0–1) | 1 (0–1) | 1.23 (0.91–1.68) 0.19 |
1.16 (0.82–1.63) 0.39 |
IQR, interquartile range.