Table 3. Sensitivity, specificity, and accuracy of diagnostic tools with direct smears.
Test | Direct smears | Sensitivity % | Specificity % | PPV % | NPV % | 95% CI | P value | ||
P | N | ||||||||
Immuno Card STAT! CGE | P | TP21 | FP10 | (91.3) | (87.01) | (67.74) | (97.10) | (0.81-0.98) | P < 0.001 |
N | FN2 | TN67 | |||||||
CerTest | P | TP17 | FP2 | (73.91) | (97.40) | (89.47) | (92.59) | (0.75-0.97) | P < 0.001 |
N | FN6 | TN75 | |||||||
Ritchie | P | TP17 | FP0 | (73.91) | (100) | (100) | (92.77) | (0.76-0.98) | P < 0.001 |
N | FN6 | TN77 | |||||||
Real-time PCR | P | TP22 | FP20 | (95.65) | (74.03) | (52.38) | (98.28) | (0.77-0.93) | P < 0.001 |
N | FN1 | TN57 |