Additional microbiological tests and outcomes in hospitalized acute Q fever patients.

aNo pathogens cultured; in two patients sputum had been sampled which was not suitable for cultivation. bStaphylococcus epidermidis (both are probably a contamination of the sample). cMycoplasma pneumoniae antibodies ≥1∶320, 20 additional patients had detectable antibodies: 1∶40 (n = 8), 1∶80 (n = 4), 1∶160 (n = 8).