Table 2.

Prevalence of Carriage of All S pneumoniae and PNSP Among Children in 16 Massachusetts Communities

CommunityPopulation Size (1000s)*Median Family Income ($1000s)*Percentage Nonwhite*Specimens (N)Carriage of S pneumoniae (N [%])S pneumoniae Penicillin Resistant (N [%])S pneumoniae Penicillin Intermediate (N [%])
146367338 (24)1 (14)2 (29)
2675274113 (32)2 (15)1 (8)
3527654112 (29)4 (36)1 (9)
49440397821 (27)4 (21)2 (11)
51023284919 (39)3 (20)4 (27)
634562355 (14)1 (25)1 (25)
7305934420 (46)3 (16)1 (5)
8305079423 (25)6 (32)3 (16)
9404556012 (20)3 (25)4 (33)
10804115559 (16)01 (17)
11379310286 (21)00
121394725358 (23)3 (50)0
131153319489 (19)01 (17)
14286733511 (31)1 (10)1 (10)
1552565308 (27)01 (13)
1638483366 (17)01 (17)
Total983Avg. 52Avg. 10742190/742 (26)31/166 (19)24/166 (14)
  • * Based on US Census data for 2000.

  • Of 166 S pneumoniae isolates tested for penicillin susceptibility.