Table 1.
Characteristic | n | (%) |
---|---|---|
Age, mo | ||
0–11 | 3702 | (62) |
12–23 | 912 | (15) |
24–59 | 1343 | (23) |
Unknown | 1 | (0) |
Sex | ||
Male | 3326 | (56) |
Female | 2632 | (44) |
Antibiotic before admission | ||
Yes | 667 | (11) |
No | 4889 | (82) |
Unknown | 402 | (7) |
Case typea | ||
Suspected | 5832 | (98) |
Confirmed | 126 | (2) |
CSF appearance | ||
Clear | 4165 | (70) |
Turbid | 263 | (4) |
Xanthrochromic | 824 | (14) |
Other | 706 | (12) |
CSF WBC count, cells/μL | ||
<10 | 5235 | (88) |
10–100 | 490 | (8) |
>100 | 231 | (4) |
Unknown | 2 | (0) |
Abbreviations: CSF, cerebrospinal fluid; WBC, white blood cell.
aSuspected cases include cases that were defined as probable as per World Health Organization case definition guidelines [17].