Table 3.
Diagnostic Strategy | Prevalence of Disease | % Correct Diagnosis | Cost per Person |
---|---|---|---|
MINIMALIST STRATEGY | - | 91.1% | $6.17 |
Bacterial Meningitis | 4% | 70.0% | $9.50 |
Tuberculosis Meningitis | 8% | 22.4% | $11.84 |
Cryptococcal Meningitis | 59% | 99.0% | $2.53 |
Other | 32% | 97.3% | $11.66 |
STEPWISE STRATEGY | - | 93.8% | $9.72 |
Bacterial Meningitis | 4% | 90.0% | $10.89 |
Tuberculosis Meningitis | 8% | 51.5% | $22.75 |
Cryptococcal Meningitis | 59% | 98.4% | $5.93 |
Other | 32% | 96.7% | $13.70 |
COMPREHENSIVE STRATEGY | - | 93.3% | $32.00 |
Bacterial Meningitis | 4% | 99.0%* | $32.00 |
Tuberculosis Meningitis | 8% | 30.0%* | $32.00 |
Cryptococcal Meningitis | 59% | 99.0% | $32.00 |
Other | 32% | 98.9% | $32.00 |
Assumption: testing performed prior to the administration of antibiotics with increasing diagnostic yield by inclusion of bacterial culture in the comprehensive approach as well as a large volume CSF collection >6mL for AFB stain.