Table 5 Outcome of acute bacterial meningitis according to age group and severity indexes*
From: The spectrum of acute bacterial meningitis in elderly patients
| Â | Group I (non-elderly) | Group II (elderly) | RR (95% CI) | P value |
|---|---|---|---|---|
|  | N = 427 | N = 208 |  |  |
Type of complication (%) | Â | Â | Â | Â |
None (%) | 3/292 (1.03) | 3/93 (3.2) | 3.07 (0.63–14.97) | 0.3263 |
Neurologic complications (%) | 9/26 (34.6) | 11/21 (52.4) | 1.34 (0.64–2.80) | 0.6124 |
Extra-neurologic complications (%) | 8/55 (14.5) | 11/51 (29.4) | 1.79 (0.82–3.93) | 0.2085 |
Both types (%) | 30/54 (55.5) | 33/43 (76.7) | 1.22 (0.83–1.79) | 0.4041 |
Extra-neurologic complications (%) | Â | Â | Â | Â |
New focal neurologic signs (%) | 13/23 (56.5) | 11/16 (68.7) | 1.13 (0.60–2.12) | 0.9105 |
Coma (%) | 37/57 (64.9) | 41/48 (85.4) | 1.17 (0.84–1.64) | 0.4429 |
Seizures (%) | 16/46 (34.8) | 21/33 (63.6) | 1.51 (0.88–2.58) | 0.1908 |
New cranial palsies (%) | 4/17 (23.5) | 11/17 (64.7) | 2.06 (0.76–5.58) | 0.2270 |
Extra-neurologic complications (%) | Â | Â | Â | Â |
Septic shock (%) | 30/65 (46.1) | 23/35 (74.3) | 1.35 (0.89–2.04) | 0.2178 |
Acute respiratory failure (%) | 22/60 (36.7) | 27/46 (58.7) | 1.38 (0.86–2.20) | 0.2360 |
Acute renal failure (%) | 19/40 (47.5) | 27/48 (56.2) | 1.12 (0.69–1.80) | 0.7823 |
Consumption coagulopathy (%) | 19/39 (48.7) | 11/15 (73.3) | 1.29 (0.72–2.31) | 0.5497 |