Table 2

Overview of microbiological results
Mono- culturen (%) Co-infectionn (%) Totaln (%)
Significant BAL-culture 11/33 (33.3) 5/33 (15.2) 16/33 (48.5)
Haemophilus influenzae 6 (18.2)e 4 (12.1)a 10 (30.3)
Streptococcus pneumoniae 1 (3.0)d 3 (9.1) 4 (12.1)
Moraxella catarrhalis 2 (6.1) 2 (6.1)a 4 (12.1)
Staphylococcus aureus 0 1 (3.0)c 1 (3.0)
Escherichia coli 2 (6.1)b 0 2 (6.1)
Serratia marcescens 0 1 (3.0)c 1 (3.0)
Commensal flora 15 (45.4)
< 104‚ÄČcfu/ml potential pathogens in BAL 2 (6.1)
Viral infectionn(%) 5/32 (15.6) 2/32 (6.3) 7/32 (21.9)
Respiratory syncytial virus 2 a 1b 3
Adenovirus 0 1b 1
Cytomegalovirus 1 0 1
Enterovirus (not polio) 0 1c 1
Coronavirus E229 1d 0 1
Human metapneumovirus 1 0 1
Parainfluenzavirus type 3 0 1c 1
No viral infection detectedn(%) 25/32 (78.1)
Atypical microorganism positive negative Total
Mycoplasma pneumoniae 1e 18 1/19
Chlamydophila pneumoniae 0 14/14 0/14

Co-infection: cases in which at least 2 infective agents of the same microbiological group were isolated.

a,b,c,d,e Mixed infections: cases in which at least 2 infective agents of a different microbiological group were detected. Mixed infections are mentioned for each pathogen.

De Schutter et al.

De Schutter et al. BMC Pediatrics 2012 12:83   doi:10.1186/1471-2431-12-83

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