Table 1. Demographic characteristics and risk factors for melioidosis caused by Burkholderia pseudomallei ST562, Darwin, Australia, October 1, 2004–September 30, 2019*.
| Characteristic | ST, no. (%)† |
Bivariate model |
Multivariable model |
|||||
|---|---|---|---|---|---|---|---|---|
| 562, n = 53 | Other, n = 387 | OR (95% CI) | p value | OR (95% CI) | p value | |||
| Median age, y (range) |
51 (13–85) |
53 (1–97) |
|
1.01 (0.99–1.02) |
0.49 |
|
|
|
| Sex | ||||||||
| F | 22 (42) | 163 (42) | Referent | |||||
| M |
31 (58) |
224 (58) |
|
0.98 (0.52–1.81) |
>0.99 |
|
|
|
| Ethnicity | ||||||||
| Non-Indigenous persons | 18 (34) | 216 (56) | Referent | |||||
| Aboriginal or Torres Strait Islanders |
35 (66) |
171 (44) |
|
2.45 (1.30−4.77) |
<0.01 |
|
1.88 (0.94–3.77) |
0.08 |
| Hotspot‡ | ||||||||
| Creek | 17 (33) | 40 (11) | 3.83 (1.84–7.80) | <0.01 | 4.75 (2.22–10.19) | <0.01 | ||
| Lagoon |
11 (21) |
18 (5) |
|
5.02 (1.10–12.17) |
<0.01 |
|
6.10 (2.39–15.54) |
<0.01 |
| Underlying condition | ||||||||
| Diabetes | 28 (53) | 177 (46) | 1.33 (0.72–2.47) | 0.38 | ||||
| Hazardous alcohol consumption | 31 (58) | 156 (40) | 2.08 (1.120–3.93) | 0.02 | 1.72 (0.88–3.36) | 0.11 | ||
| Chronic lung disease | 18 (34) | 104 (27) | 1.40 (0.71–2.67) | 0.33 | ||||
| Chronic kidney disease | 9 (17) | 53 (14) | 1.29 (0.52–2.88) | 0.53 | ||||
| Congestive cardiac failure or rheumatic heart disease | 3 (6) | 34 (9) | 0.62 (0.12–2.10) | 0.60 | ||||
| Malignancy | 7 (13) | 49 (13) | 1.05 (0.39–2.52) | 0.83 | ||||
*OR, odds ratio; ST, sequence type. †Values are no. (%), except as indicated. ‡Values missing for 1 patient with ST562 and 30 patients with other STs.