TABLE 3.
Sensitivities of methods for parasitologic diagnosis of CL as related to chronicity of lesionsa
| Time of lesion evolution (mo) | No. positive/total (% positive) as determined by:
|
||||
|---|---|---|---|---|---|
| Microscopy
|
PCR
|
Culture | |||
| BDS samplesb | MDS samplesb | BDS samples | MDS samplesb | ||
| ≤3 | 66/70 (94.3) | 58/70 (82.9) | 15/18 (83.3) | 14/18 (77.8) | 46/70 (65.7) |
| >3 | 9/13 (69.2) | 7/13 (53.8) | 6/8 (75) | 2/8 (25) | 10/13 (76.9) |
a
Calculated for the parasitologically confirmed patients (n = 83 for microscopy and culture; n = 26 for PCR).
b
P < 0.05 (Fisher's exact test).