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Table 3 Proportion of PSSP and PNSP isolates by age, year, and vaccination status

From: Serotype distribution and antibiotic resistance of Streptococcus pneumoniae isolates from 17 Chinese cities from 2011 to 2016

Groups Number of isolates PSSP % PNSP % P value
Age ≤ 2 years 131 19.1 80.9 < 0.00001
>  2 and ≤ 5 years 45 15.6 84.4 0.003083
> 5 and ≤ 18 years 43 20.9 79.1 0.032561
> 18 and ≤ 65 years 408 42.2 57.8 0.000646
> 65 254 41.7 58.3 0.029919
Years 2011 41 39 61 0.700859
2012 270 39.3 60.7 0.210449
2013 237 35.9 64.1 0.897489
2016 333 33.6 66.4 0.215055
PCV7      < 0.00001
PCV7 covered 330 12.1 87.9
PCV13      < 0.00001
PCV13 covered 514 14.8 85.2
IPD      0.223755
IPD 75 42.7 57.3
Ward types unknown 25 36 64 0.982413
emergency 55 49.1 50.9 0.040078
out patient 103 34 66 0.616566
in patient 635 36.9 63.1 0.524408
ICU 63 22.2 77.8 0.016520
Major serotypes 19F 226 3.5 96.5 < 0.00001
19A 123 5.7 94.3 < 0.00001
15 58 46.6 53.4 0.089938
6B 31 19.4 80.6 0.046833
6A 26 3.8 96.2 0.000491
17 25 84 16 < 0.00001
14 21 0 100
23F 19 10.5 89.5 0.018531
NVT 234 69.2 30.8 < 0.00001