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Table 2 Bacteria isolated from CSF

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

Organism isolate Frequency of isolate % Cumulative frequency Cumulative %
Streptococcus pneumoniae 187 37.18 187 37.18
Neisseria meningitids group A 53 10.54 240 47.71
Neisseria meningitidis 48 9.54 288 57.26
Haemophilus influenzae 38 7.55 326 64.81
Escherichia coli 22 4.37 348 69.18
Staphylococcus aureus 19 3.78 367 72.96
Haemophilus species 15 2.98 382 75.94
Staphylococcus epidermides 10 1.99 392 77.93
Streptococcus species 10 1.99 402 79.92
Enterococcus faecalis 7 1.39 409 81.31
ESBL Klebsiella pneumoniae 7 1.39 416 82.7
Haemophilus influenzae type B 6 1.19 422 83.9
Pseudomonas aeruginosa 5 0.99 427 84.89
Streptococcus group B 4 0.8 431 85.69
Acinetobacter baumanii 4 0.8 435 86.48
Klebsiella pneumoniae 4 0.8 439 87.28
Bacillus cereus 3 0.6 442 87.87
Micrococcus species 3 0.6 445 88.47
Gram negative bacilli 3 0.6 448 89.07
Serratia liquifaciens 3 0.6 451 89.66
Gram positive cocci 2 0.4 453 90.06
Listeria monocygenes 2 0.4 455 90.46
Staphylococcus capitis 2 0.4 457 90.85
Staphylococcus haemolyticus 2 0.4 459 91.25
Streptococcus group A 2 0.4 461 91.65
Streptococcus viridans group 2 0.4 463 92.05
Acinetobacter lwoffii 2 0.4 465 92.45
ESBL’s Escherichia coli 2 0.4 467 92.84
Klebsiella oxytoca 2 0.4 469 93.24
Neisseria meningitidis group C 2 0.4 471 93.64
Neisseria meningitidis W135 2 0.4 473 94.04
Neisseria species 2 0.4 475 94.43
Salmonella species 2 0.4 477 94.83
Serratia marcescens 2 0.4 479 95.23
Sphingomonas paucimobilis 2 0.4 481 95.63
Bacillus species 1 0.2 482 95.83
Diphtheroid organisms 1 0.2 483 96.02
Enterococcus faecium 1 0.2 484 96.22
Enterococcus species 1 0.2 485 96.42
Kocuria varians 1 0.2 486 96.62
Staphylococcus hominis 1 0.2 487 96.82
Staphylococcus saprophyticus 1 0.2 488 97.02
Staphylococcus simulans 1 0.2 489 97.22
Streptococcus agalacteae 1 0.2 490 97.42
Acinetobacter junii 1 0.2 491 97.61
Acinetobacter species 1 0.2 492 97.81
Aeromonas hydrophilia 1 0.2 493 98.01
Coliform bacillus 1 0.2 494 98.21
Enterobacter species 1 0.2 495 98.41
Haemophilus parainfluenzae 1 0.2 496 98.61
Klebsiella ozaenae 1 0.2 497 98.81
Moraxella species 1 0.2 498 99.01
Morganella morganii 1 0.2 499 99.2
Pseudomonas paucimobilis 1 0.2 500 99.4
Pseudomonas species 1 0.2 501 99.6
Salmonella omnivalent positive 1 0.2 502 99.8
Yersinia pestis 1 0.2 503 100
  1. Source: MEDITECH Database 2009–2012.
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