Classical and Latent Class Analysis Evaluation of Sputum Polymerase Chain Reaction and Urine Antigen Testing for Diagnosis of Pneumococcal Pneumonia in Adults.

Discusses results of the classical and latent class analysis evaluation of sputum polymerase chain reaction (PCR) and urine antigen testing for diagnosis of pneumococcal pneumonia in adults. Sensitivity of blood culture, sputum Gram stain, sputum polymerase chain reaction and urine antigen testing for diagnosing pneumococcal pneumonia; Sensitivity of autolysin PCR and pneumolysin PCR.