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Table 1 Streptococcus pneumoniae (Spn) NP carriage and lower airway infection

From: Pneumococcal colonization and carriage

Vaccine group (≥2 doses)

PCV7 (n = 98)

PHiDCV (n = 41)

PCV13 (n = 16)

Nasopharyngeal carriage

Spn=41%

AziR†=15%

Spn=37%

AziR†=29%

Spn=31%

AziR†=19%

Serotypes*

6C×4,16F×4,23F×4,

15B×3,22F×3,9N×2,

11A×2,19A×2,21×2,

23B×2,24×2,6A,6B,

7C,10A,14,15A,15C,

17F,19F,22A,23A,35B

15A×4,15B×4,15C×3,

17F×2,6C,7B,9V,13,19A

13,15B,15C,

19A,23A,23B

Lower airway infection

Spn=16%

AziR†=10%

Spn=24%

AziR†=20%

Spn = 13%

AziR†=0%

Serotypes*

9N×2,16F×2,23F×2,

6A,6C,7F,10A,11A,

15A,17F,19A,19F,

21,22F,31

15A×3,6C,7B,13,15B,

17F,19A,19F,22F

23A,23B

  1. †AziR, azithromycin-resistant Spn strain(s) as % children (80% of resistant strains had MIC≥16mg/L); *Vaccine serotypes in bold, AziR serotypes in italics.