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. 2019 Dec 13;4(4):144. doi: 10.3390/tropicalmed4040144

Table 1.

Summary of performance in identification of bacteria, World Health Organization and National Institute for Communicable Diseases external quality assessment programme for national health laboratories, 2011–2016.

Organisms Number of Surveys Average Number of Participating Laboratories per Survey Average Number (%) with Acceptable Identification
Meningeal pathogens
Streptococcus pneumoniae 7 54 46 (83)
Haemophilus influenzae 9 56 38 (67)
Neisseria meningitidis 6 55 51 (86)
Enteric pathogens
Salmonella Typhi 3 48 36 (75)
Salmonella Enteritidis 3 58 30 (72)
Shigella flexneri 4 59 37 (84)
Other Gram-positive pathogens
Staphylococcus aureus 3 57 51 (89)
Streptococcus agalactiae 1 37 33 (89)
Streptococcus anginosus 1 56 36 (64)
Enterococcus faecium 1 56 21 (37)
Other Gram-negative pathogens
Serratia marcescens 1 57 31 (54)
Acinetobacter baumannii 1 51 32 (62)
Enterobacter cloacae 1 58 40 (69)