Table 3.

Distribution of bacterial and viral isolated from the nasopharynx of all study participants (pneumonia patients and controls).

Bacteria/viruses	Combinations of bacterial and viral species	n (%)
Bacteria
Present		337 (77.8)
Absent		96 (22.2)
1 bacterial species
	H. influenzae	186 (43.0)
	S. pneumoniae	195 (45.0)
	M. catarrhalis	241 (55.7)
	K. pneumoniae	4 (0.8)
	S. aureus	45 (10.4)
2 bacterial species	H. influenzae and S. pneumonia	122 (28.2)
	H. influenzae and M. catarrhalis	134 (31.0)
	H. influenzae and S. aureus	16 (3.7)
	H. influenzae and K. pneumoniae	3 (0.6)
	S. pneumonia and S. aureus	13 (3.0)
	S. pneumoniae and M. catarrhalis	148 (34.2)
	S. pneumoniae and K. pneumoniae	1 (0.2)
	S. aureus and M. catarrhalis	16 (3.7)
	S. aureus and K. pneumoniae	0
	M. catarrhalis and K. pneumoniae	0
3 bacterial species	H. influenzae, S. pneumoniae and S. aureus	8 (1.9)
	H. influenzae, S. pneumoniae and M. catarrhalis	102 (23.6)
	H. influenzae, S. pneumoniae and K. pneumoniae	1 (0.2)
	H. influenzae, S. aureus and M. catarrhalis	7 (1.6)
	S. pneumoniae, S. aureus and M. catarrhalis	8 (1.9)
	S. pneumonia, S. aureus and K. pneumoniae	0
4 bacterial species	S. pneumonia, S. aureus, H. influenzae and M. catarrhalis	6 (1.4)
Viruses
Present		50 (11.6)
Absent		383 (88.4)
1 viral species	RSV	31 (7.2)
	Influenza A	18 (4.2)
	Influenza B	2 (0.5)
2 viral species	RSV and Influenza A	1 (5.6)
	RSV and Influenza B	0
	Influenza A and B	0