Table 4.

Sensitivity of CA and in-house PCR compared to culture with different types of specimens

Specimen typeNo. of all samples (sensitivity [%]) that were:No. of smear-negative samples (sensitivity [%]) that were:
Culture positiveCA positiveIn-house PCR positiveCulture positiveCA positiveIn-house PCR positive
Sputum or BALa2317 (73.91)19 (82.60)115 (45.45)7 (63.63)
Gastric aspirate3427 (79.41)32 (94.11)2014 (70.00)18 (90.00)
Urine44 (100.00)4 (100.00)44 (100.00)4 (100.00)
Other42 (50.00)4 (100.00)20 (0)2 (100.00)
  • a BAL, bronchoalveolar lavage.