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Table 2 Microbiological investigations performed and its yield

From: Impact of microbial Aetiology on mortality in severe community-acquired pneumonia

Microbiological Test Performed (n = 117) Yield of test
Urine Streptococcal Antigen 111 (94.9) 18 (16.2)
Urine Legionella Antigen 111 (93.2) 2 (1.8)
Respiratory cultures 117 (100) 30 (25.6)
Acid-Fast Bacilli Smear 109 (93.2) 2 (1.8)
Mycobacterium culture 51 (43.6) 3 (5.9)
Blood cultures 117 (100) 14 (12.0)
Atypical bacterial and viruses Multiplex PCR 117 (100) 57 (48.7)
  1. Data are presented as number (%)
  2. Yield of test is present as number (% positive samples over total samples performed)