The upper respiratory tract microbiota of healthy adults is affected by Streptococcus pneumoniae carriage, smoking habits, and contact with children

Table 2 Characteristics of samples included in the study according to individuals’ pneumococcal carrier state

Characteristics		Pneumococcal carriers' samples N = 72	Pneumococcal noncarriers' samples N = 282	P-value^a
Antibiotic consumption between sampling, n (%)		6 (8.3)	20 (7.1)	0.799
Sampling season, n (%)	Spring	22 (30.6)	80 (28.4)	0.826
	Summer	18 (25.0)	78 (27.7)	0.761
	Autumn	6 (8.3)	50 (17.7)	0.077
	Winter	26 (36.1)	74 (26.2)	0.130

ISSN: 2049-2618