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Home > Statistics > Statistics on communicable diseases > Notifiable infectious diseases
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Number of notifications for notifiable infectious diseases in 2011

Disease Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
Acute poliomyelitis 0 0 0 0 0 0 0 0 0 0 0 0 0
Amoebic dysentery 0 0 1 1 0 0 0 1 1 1 2 0 7
Anthrax 0 0 0 0 0 0 0 0 0 0 0 0 0
Bacillary dysentery 3 3 1 4 3 2 6 8 7 6 6 5 54
Botulism 0 0 0 0 0 0 0 0 0 0 0 0 0
Chickenpox 1754 995 988 889 1097 1650 1449 780 565 858 1338 1269 13632
Chikungunya fever 0 0 0 0 0 0 0 0 0 0 0 0 0
Cholera 0 0 0 0 0 0 1 0 0 0 0 1 2
Community-associated methicillin-resistant Staphylococcus aureus infection 51 37 57 39 51 59 48 55 62 50 73 42 624
Creutzfeldt-Jakob disease 0 0 1 1 1 0 0 1 1 0 0 0 5
Dengue fever 3 1 0 2 3 0 0 8 3 2 4 4 30
Diphtheria 0 0 0 0 0 0 0 0 0 0 0 0 0
Enterovirus 71 infection 4 1 0 2 17 15 11 9 1 1 7 0 68
Food poisoning Outbreaks 34 31 21 26 30 37 37 33 22 14 32 24 341
Persons affected 124 149 60 78 82 136 172 108 97 41 128 119 1294
Haemophilus influenzae type b infection (invasive) 0 1 0 0 0 0 0 0 0 0 0 0 1
Hantavirus infection 0 0 0 0 0 0 0 0 0 1 0 0 1
Influenza A Influenza A (H2) 0 0 0 0 0 0 0 0 0 0 0 0 0
Influenza A (H5) 0 0 0 0 0 0 0 0 0 0 0 0 0
Influenza A (H7) 0 0 0 0 0 0 0 0 0 0 0 0 0
Influenza A (H9) 0 0 0 0 0 0 0 0 0 0 0 0 0
Japanese encephalitis 0 0 0 0 0 0 0 1 0 0 0 0 1
Legionnaires' disease 1 1 0 1 2 0 2 2 2 1 2 3 17
Leprosy 0 0 0 1 2 0 1 0 2 0 0 0 6
Leptospirosis 0 1 0 0 0 0 1 0 0 0 1 0 3
Listeriosis 0 0 0 2 0 3 2 0 1 1 1 3 13
Malaria 1 2 2 1 6 6 4 5 7 3 2 2 41
Measles 0 0 2 1 2 1 2 0 2 2 0 0 12
Meningococcal infection (invasive) 1 1 1 1 1 0 0 0 1 0 0 2 8
Mumps 6 10 18 15 6 16 7 18 17 20 11 10 154
Paratyphoid fever 2 3 2 1 2 3 0 1 0 2 3 2 21
Plague 0 0 0 0 0 0 0 0 0 0 0 0 0
Psittacosis* 0 0 0 0 0 0 0 0 1 1 0 0 2
Q fever 0 0 1 2 0 1 0 0 0 0 0 0 4
Rabies 0 0 0 0 0 0 0 0 0 0 0 0 0
Relapsing fever 0 0 0 0 0 0 0 0 0 0 0 0 0
Rubella and congenital rubella syndrome Rubella 4 2 10 9 11 6 4 11 3 18 6 2 86
Congenital rubella syndrome 0 0 0 0 0 0 0 0 0 0 0 0 0
Scarlet fever 34 24 43 73 100 407 296 93 86 71 141 159 1527
Severe Acute Respiratory Syndrome 0 0 0 0 0 0 0 0 0 0 0 0 0
Shiga toxin-producing Escherichia coli infection † 1 0 0 0 0 0 0 1 0 0 1 0 3
Smallpox 0 0 0 0 0 0 0 0 0 0 0 0 0
Streptococcus suis
infection		 1 0 1 1 0 1 1 1 1 1 0 0 8
Tetanus 0 0 0 0 0 0 0 0 0 0 1 0 1
Tuberculosis 364 345 471 366 433 422 398 453 410 379 468 417 4926
Typhoid fever 1 6 2 1 5 0 2 3 3 2 4 5 34
Typhus and other rickettsial diseases Scrub typhus 0 0 0 0 0 0 1 1 0 2 1 2 7
Urban typhus 0 0 0 0 0 0 0 0 0 2 0 0 2
Spotted fever 1 0 1 0 2 2 2 3 3 2 1 3 20
Unclassified 0 0 0 0 2 0 0 1 0 0 6 1 10
Viral haemorrhagic fever 0 0 0 0 0 0 0 0 0 0 0 0 0
Viral hepatitis A 5 9 5 4 4 2 2 4 5 3 3 0 46
B 16 4 2 5 6 3 7 10 2 4 5 6 70
C 0 0 1 2 0 0 2 0 0 0 0 0 5
E 12 11 23 15 15 5 2 10 5 6 6 9 119
West Nile Virus Infection 0 0 0 0 0 0 0 0 0 0 0 0 0
Whooping cough 0 4 1 0 6 3 2 3 1 0 0 3 23
Yellow fever 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 2299 1492 1655 1465 1807 2644 2290 1516 1214 1453 2125 1974 21934


Notes:
* Two additional probable cases and one additional probable case of psittacosis were notified in September 2011 and October 2011 respectively.
† The figures of Shiga toxin-producing Escherichia coli infection represent Escherichia coli O157:H7 infection before 10 June 2011.

Remarks:
Persons affected in food poisoning cases were excluded in the monthly total and grand total.
The figures in the most recent months are provisional and would be revised based on updated information.
Information as at 10 April 2012

Uploaded on 27 April 2012
 

 
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Last revison date: 2012/04/27