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Table 3 Comparison of PE smear, SAT-TB, Xpert and LAMP result

From: Diagnostic performance of nucleic acid tests in tuberculous pleurisy

MethodSensitivitySpecificityPPVNPVAccuracy
PE smear14.3%90.9%88.9%16.6%26.4%
LAMP26.5%97.6%98.3%20.0%37.7%
Xpert27.4%100%100%20.6%38.0%
SAT-TB32.3%100%100%21.8%43.0%
  1. PE Pleural effusion