Tuberculous Meningitis in Adults: A Review of 160 Cases

Table 2

Thwaites’ diagnostic index [8].

Characteristic		Index
Age	≥36; <36	2; 0
WBC	≥15000/mm^3; <15000/mm^3	4; 0
Complaint duration	<6 days; ≥6 days	0; −5
BOS WBC	≥900/mm^3; <900/mm^3	3; 0
BOS WBC % PNL	≥75; <75	4; 0