Table 3.
Mean values (± standard deviation) of cytologic and biochemical cerebrospinal fluid parameters
| Bacterial meningitis n = 35 | Viral meningitis n = 218 | P | |
|---|---|---|---|
| Leucocyte count/mm3 (min - max) |
1,515 ± 2,000 (25-10,320) |
257 ± 520 (23-6,500) |
0.0001 |
| Neutrophil count/mm3 (min - max) |
1,003 ± 2,000 (22-10,000) |
75 ± 160 (15-1,188) |
0.0001 |
| Glucose level (mmol/L) (min - max) |
2.5 ± 1.5 (0.1-5) |
3.4 ± 1 (2.1-14) |
0.0001 |
| CSF/serum glucose ratio (min - max) |
0.24 ± 0.3 (0.1-0.5) |
0.51 ± 0.15 (0.3-1.8) |
0.01 |
| Lactate (mmol/L) (min - max) |
9 ± 5 (3.2-25) |
2.6 ± 1.6 (0.5-3.7) |
0.0001 |
| CSF/serum lactate ratio (min - max) |
3.7 ± 2.7 (1.5-8.4) |
1.5 ± 1.4 (1-1.9) |
0.0001 |
| Protein level (g/L) (min - max) |
4.9 ± 4.6 0.5-24 |
1 ± 0.6 0.3-4 |
0.0001 |