TABLE 1.

Pneumococcal growth by sampling site (N = 1,994)

SiteNo. (%) of samples with pneumococcal growth95% Confidence interval (lower-upper [%])
NP222 (11.1)9.8-12.6
OP115 (5.8)4.8-6.9
NP or OP304 (15.2)13.7-16.9
NP and OP33 (1.7)1.1-2.3