Table 3.

Cytochemical parameters of CSF and CSF/serum ratio on admission and after 2–3 days of treatment

Parameter	Day 0 (admission; n = 48)	Day 2 (2–3 days of treatment; n = 34)
Leucocyte count (cells/mm3)	757 (366–2730)	580 (309–2025)
Polymorphonuclear leucocyte count (cells/mm3)	605 (258–2482)	417 (254–1762)
Protein level (g/l)	4.2 (2–6.2)	3.9 (1.8–5)
Glucose CSF level (mmol/l)	2.4 (0.8–3.6)	2.5 (1.2–3)
CSF/serum glucose ratio	0.31 (0.1–0.48)	0.35 (0.17–0.5)
Lactate CSF level (mmol/l)	8.74 (5.5–13)	5* (3–9)
CSF/serum lactate ratio	3.22 (2.4–4.7)	2.73 (1.5–3.3)

Values are expressed as median (interquartile range). CSF, cerebrospinal fluid. *P < 0.001.