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Table 3 Frequency of organisms isolates by age group

From: Antimicrobial sensitivity patterns of cerebrospinal fluid (CSF) isolates in Namibia: implications for empirical antibiotic treatment of meningitis

Organism <1 mo 1-11 mos 1-55 yrs 6-12 yrs > 12 yrs Age Unk Total % of total
Streptococcus pneumoniae 2 31 27 17 87 42 187 37.18
Neisseria species 2 5 14 18 56 12 107 21.27
Haemophilus species 0 18 24 2 9 6 59 11.73
Staphylococcus 0 10 6 2 11 7 36 7.16
Others Gram negative 0 11 2 0 7 2 22 4.39
Escherichia coli 1 2 1 0 15 3 22 4.37
Streptococcus species        19 3.77
Other Gram positives 0 4 3 1 5 0 13 2.6
Enterococcus species 0 3 0 2 1 3 9 1.79
Acinetobacter species 0 4 0 2 2 0 8 1.59
ESBL’s Klebsiella pneumoniae 4 2 0 0 0 1 7 1.39
Klebsiella 0 1 1 0 4 1 7 1.39
Pseudomonas species 0 2 2 1 2 0 7 1.39
Total 9 93 80 45 199 77 503 100.02
  1. Source: MEDITECH Database 2009–2012. Legend: mo=month; mos=months; yrs=years; age unk= age unknown; % = percent.