Table 2.

Potentially pathogenic micro-organisms and bacterial load isolated in protected specimen brush samples

Potentially Pathogenic Micro-organisms	n (%)*	≥102 CFU/ml n (%)	≥103 CFU/ml n (%)	≥104 CFU/ml n (%)
Haemophilus influenzae	8 (57)	1 (12)	7 (88)
Streptococcus pneumoniae	2 (14)		1 (50)	1 (50)
Moraxella catarrhalis	2 (14)		2 (100)
Neisseria meningitidis	1 (7)		1 (100)
Escherichia coli	1 (7)			1 (100)

Definition of abbreviation: CFU = colony-forming units.

^*% refers to the total number of micro-organisms.