Table 2. Predictors of death for 55 patients with melioidosis, Phnom Penh, Cambodia, July 1, 2007–January 31, 2010*.
| Risk factor | Presence of risk factor | No. patients | No. patients who died | Relative risk (95% CI) | p value |
|---|---|---|---|---|---|
| Age >55 y | Y | 24 | 14 | 1.13 (0.70–1.83) | 0.786 |
|
|
N |
31 |
16 |
|
|
| Male sex | Y | 31 | 18 | 1.16 (0.70–1.91) | 0.595 |
|
|
N |
24 |
12 |
|
|
| Rainy season | Y | 36 | 23 | 1.73 (0.92–3.28) | 0.087 |
|
|
N |
19 |
7 |
|
|
| Diabetes | Y | 32 | 14 | 0.70 (0.41–1.21) | 0.359 |
|
|
N |
16 |
10 |
|
|
| Alcoholism | Y | 7 | 6 | 0.97 (1.19–3.22) | 0.092 |
|
|
N |
32 |
14 |
|
|
| Clinical sign | |||||
| Duration of symptoms <2 mo | Y | 12 | 3 | 2.26 (0.80–6.42) | 0.152 |
| N | 23 | 13 | |||
| Bloodstream infection | Y | 37 | 28 | 6.81 (1.82–25.50) | <0.001 |
| N | 18 | 2 | |||
| Pneumonia | Y | 28 | 18 | 1.52 (0.90–2.57) | 0.172 |
| N | 26 | 11 | |||
| Deep abscesses | Y | 15 | 6 | 0.80 (0.38–1.67) | 0.742 |
| N | 24 | 12 | |||
| Bone/joint infection | Y | 8 | 4 | 1.04 (0.47–2.28) | 1.000 |
| N | 29 | 14 | |||
| Urogenital infection | Y | 5 | 1 | 0.38 (0.64–2.25) | 0.345 |
| N | 38 | 20 | |||
| Skin and soft tissue infection | Y | 19 | 6 | 0.48 (0.24–0.97) | 0.023 |
| N | 35 | 23 | |||
| Shock or multiorgan failure | Y | 17 | 13 | 4.59 (1.60–13.32) | <0.001 |
|
|
N |
18 |
3 |
|
|
| Therapy | |||||
| Inappropriate empiric therapy | Y | 18 | 18 | 3.50 (2.07–5.90) | <0.001 |
| N | 35 | 10 |
*Not all information about outcome predictors was available from all patients. Fisher exact test was used for categorical variables and Student t test for continuous variables. CI, confidence interval. Statistically significant associations (p<0.05) are shown in boldface.