Table 1.
Incidence rates of polymicrobial SAB by age category, calendar year, and sex.
| Female | Male | Total | ||||
|---|---|---|---|---|---|---|
| No. | IR | No. | IR | No. | IR | |
| Age Category | ||||||
| 18–49 | 2 | 0.4 | 2 | 0.4 | 4 | 0.4 |
| 50–64 | 5 | 2.3 | 6 | 3.0 | 11 | 2.6 |
| 65–79 | 4 | 3.3 | 7 | 6.9 | 11 | 5.0 |
| 80–100 | 2 | 3.8 | 3 | 9.1 | 5 | 5.9 |
| All ages | 13 | 1.4 | 18 | 2.2 | 31 | 1.8 |
| Calendar Year | ||||||
| 2006–2010 | 6 | 2.1 | 4 | 1.6 | 10 | 1.8 |
| 2011–2015 | 3 | 1.0 | 2 | 0.7 | 5 | 0.9 |
| 2016–2020 | 4 | 1.2 | 12 | 4.2 | 16 | 2.6 |
| Overall | 13 | 1.5 (0.7–2.3) 1 | 18 | 2.6 (1.4–3.8) 1 | 31 | 1.9 (1.3–2.6) 2 |
No., number of incident SAB cases; IR, incidence rate (number of incident cases per 100,000 person-years), 1 Age-adjusted incidence rate (95% confidence interval), 2 Age- and sex-adjusted incidence rate (95% confidence interval), Abbreviations: IR, incidence rate; SAB, S. aureus bacteremia.