Characteristics     Meningitis cases
  Confirmed 
   n =49 (%)
Negative for meningitis
n =113 (%)
Total
 n =162 (%)
CSF appearance
Clear
Xanthochromic
Turbid/cloudy
Blood stained
  24 (48.9)
6 (12.2)
9 (18.3)
10 (20.4)
  57 (50.4)
22 (19.4)
3 (2.6)
31 (27.4)
  81 (50.0)
28 (17.2)
12 (7.4)
41 (25.3)
WBC count cell/mm3
<5
5-10
11-99
>=100
  13 (26.5)
16 (32.6)
6 (12.2)
14 (28.5)
  37 (32.7)
49 (43.3)
24 (21.2)
3 (2.6)
  50 (30.8)
65 (40.1)
30 (18.5)
17 (10.4)
Gram staining results
Positive
Negative                       
  22 (44.8)
27 (55.1)
  6 (5.3)
107 (94.7)
  28 (17.3)
134 (82.7)
Table 4: Cerebrospinal fluid laboratory findings.