Characteristics of Streptococcus pneumoniae Strains Colonizing Upper Respiratory Tract of Healthy Preschool Children in Poland

Table 4

BOX-PCR genotypes of S. pneumoniae isolates in healthy preschool children in DCCs and home group.

Genotypes^a	Number of strains	Serotype	Antibiotic resistance (number of strains)	Number of strains
				DCC1	DCC2	DCC3	DCC4	Home
1	6	11A	S	5				1
2	2	11A	S	2
3	2	11A	S	2
4	2	11A	S	1				1
5	2	11A	S			2
6	5	11A	S			5
7	48	14	P(28); PSxt (20)	9	14	10	15
8	2	14	P					2
10	2	7F	S		2
11	18	6B	PECcTeCSxt				18
16	5	6B	PECcTeCSxt				5
17	2	6B	PECcTeCSxt				2
18	15	9V	PSxt		2		13
19	7	19F	PECcTeCSxt				6
		6B	S	1
20	3	23F	TeSxt			3
21	5	19F	PECcTeCSxt					5
22	3	19F	PECcTeCSxt (2); ECcTeCSxt (1)				3
23	2	3	S			2
24	4	6B	PECcTe		4
25	3	6B	ECcTeCSxt (2); PECcTe(1)			3
27	3	3	S	3
29	6	6B	ECcTe(4); S(2)	1	5
30	4	6B	S	4
31	6	6B	S	5	1
32	10	6B	S					10
33	3	6B	PECcTe(2); ECcTe(1)		3
35	3	19F	PECcTeCSxt				3
36	7	19F	ECcTeCSxt				7
37	3	19F	ECcTeCSxt				3
38	8	23F	ECcTeCSxt (1);				1
			TeSxt (6); Sxt (1)			4	3
39	2	23F	ECcTeCSxt (1);					1
			TeSxt (1)			1
40	3	6B	PECcTeCSxt (2);	2
			Sxt (1)			1
41	2	18C	S(1); Sxt (1)	1				1
42	3	18C	Sxt	3
45	6	15B	Sxt (5); PSxt (1)	6
47	2	23F	S		2
50	3	23F	TeCSxt			3
52	2	23A	ECcTeCSxt				2
53	2	23F	S	1	1
58	5	19F	TeCSxt		5
60	2	23F	ECcTeSxt (1);					1
		23F	TSXT(1)					1
64	14	19F	PECcTeCSxt	14
65	9	19F	PECcTeCSxt			9
67	6	19F	PECcTeCSxt			6
68	3	3	S	1		2
69	8	3	S			7		1
70	3	3	S			3
71	9	19F	TeCSxt		9
72	7	19F	TeCSxt		4	3
76	4	19F	Sxt			4
77	11	23F	S(10); TeSxt (1)		11
79	4	23F	TeSxt (3); TeCSxt (1)	2				2
81	9	19F	TeCSxt (5);					5
			ECcTeSxt (2);					2
			ECcTeCSxt (2)					2
85	2	9N	S					2

^aStrains with similarity factor >60% were grouped in one table line. DCC: day care center; P: penicillin; E: erythromycin; Cc: clindamycin; Te: tetracycline; C: chloramphenicol; Sxt: co-trimoxazole; S: sensitive to all tested antibiotics.