TABLE 1.

PspA families and clades of 183 S. pneumoniae isolates from nasopharynges of children

PspA typing	No. of isolates	% of isolates	95% CIa
Family 1	65	35.5	28.6-42.9
Clade 1	38	20.8	15.1-27.4
Clade 2	27	14.0	9.4-19.7
Family 2	81	44.3	36.9-51.8
Clade 3	41	22.4	16.8-29.1
Clade 4	36	19.7	14.2-26.2
Clade 5	4	2.2	0.6-5.5
PspA NTb	37	20.2	14.6-26.8

^aCI, confidence interval.

^bNT, nontypeable.