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Contingency table with the direct examination (10 µl) and thick blood smear (50 µl) versus leukoconcentration technique as the gold standard (reference technique)
| Leukoconcentration | Total | ||
|---|---|---|---|
| Positive | Negative | ||
| Direct examination | |||
| Positive | 18 | 0 | 18 |
| Negative | 6 | 167 | 173 |
| Total | 24 | 167 | 191 |
| Thick blood smear of 50 µl | |||
| Positive | 18 | 0 | 18 |
| Negative | 6 | 167 | 173 |
| Total | 24 | 167 | 191 |
