Volume 27, Number 2—February 2021
Research
Increasing Incidence of Invasive Group A Streptococcus Disease in First Nations Population, Alberta, Canada, 2003–2017
Gregory J. Tyrrell
, Christopher Bell, Lea Bill, and Sumana Fathima
, Christopher Bell, Lea Bill, and Sumana Fathima
Table 2
Risk factors for First Nations and non–First Nations persons with invasive group A Streptococcus disease, Alberta, Canada, 2003‑2017*
| Risk factor | No. (%) |
|
|---|---|---|
| First Nations, n = 669 | Non–First Nations, n = 2,315 | |
| Diabetes | 103 (15.4) | 176 (7.6) |
| Hepatitis C | 101 (15.1) | 181 (7.8) |
| Immunocompromised | 41 (6.1) | 238 (10.3) |
| Nonsurgical wound | 165 (24.7) | 543 (23.5) |
| Surgical wound |
43 (6.4) |
133 (5.7) |
| Addiction abuse | 250 (37.4) | 390 (16.8) |
| Alcohol abuse | 188 (28.1) | 90 (3.9) |
| Drug use |
126 (18.8) |
307 (13.3) |
| Homelessness | 117 (17.5) | 257 (11.1) |
*Percentages may add up to >100% because each patient may have multiple risk factors.
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