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Table 1 Numbers of invasive group B Streptococcal (iGBS) infections cases by capsular polysaccharide serotypes (CPS) and the clinical characteristics

From: Emerging serotype III sequence type 17 group B streptococcus invasive infection in infants: the clinical characteristics and impacts on outcomes

CPS Age of iGBS onset Source of iGBS isolates
EOD LOD LLOD Blood CSF Ascites Pleural fluid
Ia 10 (24.4) 19 (15.7) 4 (20.0) 27 (17.3) 6 (25.0) 0 (0) 0 (0)
Ib 10 (24.4) 2 (1.7) 3 (15.0) 13 (8.3) 2 (8.3) 0 (0) 0 (0)
II 2 (4.9) 1 (0.8) 0 (0) 3 (1.9) 0 (0) 0 (0) 0 (0)
III 14 (34.1) 96 (79.3) 8 (40.0) 102 (65.4) 16 (66.7) 0 (0) 0 (0)
V 2 (4.9) 2 (1.7) 2 (10.0) 6 (3.8) 0 (0) 0 (0) 0 (0)
VI 3 (7.3) 1 (0.8) 3 (15.0) 5 (3.2) 0 (0) 1 (100) 1 (100)
Total 41 (22.5) 121 (66.5) 20 (11.0) 156 (85.7) 24 (13.2) 1 (0.55) 1 (0.55)
  1. EOD: early onset disease (≤ 7 days); LOD: late onset disease (8–90 days); LLOD: late late-onset disease (> 90 days); CSF: cerebrospinal fluid