Table 5. Chi-square test of the factors associated with mortality in ABM patients.
| Variable | Total | Survived | Died | COR | 95% CI | P-value |
|---|---|---|---|---|---|---|
| N = 321 | N = 252 | N = 69 | ||||
| Age (years) | 0.4–1.1 | 0.076 | ||||
| <5 | 156 (48.6) | 129 (82.7) | 27 (17.3) | 0.6 | ||
| ≥5 | 165 (51.4) | 123 (74.5) | 42 (25.5) | 1 | ||
| Gender | 1.3–4.2 | 0.004 | ||||
| Male | 189 (58.9) | 138 (73.0) | 51 (27.0) | 2.3 | ||
| Female | 132 (41.1) | 114 (86.4) | 18 (13.6) | 1 | ||
| PCV and Hib vaccination | 1.4–6.7 | 0.004 | ||||
| Yes | 80 (24.9) | 72 (90.0) | 8 (10.0) | 1 | ||
| No | 241 (75.1) | 180 (74.7) | 61 (25.3) | 3.0 | ||
| Place of living | 0.7–2.2 | 0.424 | ||||
| Urban | 99 (30.8) | 75 (75.8) | 24 (24.2) | 1.3 | ||
| Rural | 222 (69.2) | 177 (79.7) | 45 (20.3) | 1 | ||
| Vomiting | 0.4–1.5 | 0.464 | ||||
| Yes | 261 (81.3) | 207 (79.3) | 54 (20.7) | 0.8 | ||
| No | 60 (18.7) | 45 (75.0) | 15 (25.0) | 1 | ||
| Headache (N = 295) | 0.7–3.7 | 0.290 | ||||
| Yes | 240 (82.4) | 195 (81.2) | 45 (18.8) | 1.5 | ||
| No | 55 (17.6) | 48 (87.3) | 7 (12.7) | 1 | ||
| Anorexia | 0.3–1.1 | 0.127 | ||||
| Yes | 258 (80.4) | 207 (80.2) | 51 (19.8) | 0.6 | ||
| No | 63 (19.6) | 45 (71.4) | 18 (28.6) | 1 | ||
| Irritability | 0.2–0.8 | 0.005 | ||||
| Yes | 72 (22.4) | 48 (66.7) | 24 (33.3) | 1 | ||
| No | 249 (77.6) | 204 (81.9) | 45 (18.1) | 0.4 | ||
| Neck stiffness | 0.5–1.5 | 0.576 | ||||
| Yes | 177 (55.1) | 141 (79.7) | 36 (20.3) | 0.9 | ||
| No | 144 (44.9) | 111 (77.1) | 33 (22.9) | 1 | ||
| Coma on admission | 2.0–6.9 | <0.001 | ||||
| Yes | 53 (16.5) | 30 (56.6) | 23 (43.4) | 3.7 | ||
| No | 268 (83.5) | 222 (82.8) | 46 (17.2) | 1 | ||
| Kernig sign | 0.7–1.9 | 0.702 | ||||
| Yes | 147 (45.8) | 114 (77.6) | 33 (22.4) | 1.1 | ||
| No | 174 (54.2) | 138 (79.3) | 36 (20.7) | 1 | ||
| Purpuric/petechial rash | 1.5–10.6 | 0.002 | ||||
| Yes | 18 (5.6) | 9 (50.0) | 9 (50.0) | 4.0 | ||
| No | 303 (94.4) | 243 (80.2) | 60 (19.8) | 1 | ||
| Concurrent infections | 0.5–1.5 | 0.638 | ||||
| Yes | 211 (65.7) | 164 (77.7) | 47 (22.3) | 1 | ||
| No | 110 (34.3) | 88 (80.0) | 22 (20.0) | 0.9 | ||
| Dexamethasone therapy | 2.5–8.5 | <0.001 | ||||
| Yes | 169 (52.6) | 152 (89.9) | 17 (10.1) | 1 | ||
| No | 152 (47.4) | 100 (65.8) | 52 (34.2) | 4.6 |
COR, Crude odds ratio; CSF, Cerebrospinal Fluid; Hib, Haemophilus influenzae type b; PCV, Pneumococcal Vaccine.