WHO vaccine-preventable diseases: monitoring system. 2013 global summary

Last updated 20-Octl-2013 (data as of 16-Oct-2013)
Next overall update June 2014
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Development status: Least developed GNI / capita (US$): 3'2201 Infant (under 12 months) mortality rate: 162
GDP / capita (US$): 4'5171 Child (under 5 years) mortality rate: 192

Population data in thousands3

  2012  2011  2010  2009  2008  2000  1990  1980 
Total population 189  187  186  185  183  175  163  156 
Births
Surviving infants
Pop. less than 5 years 26  26  26  26  26  26  23  24 
Pop. less than 15 years 72  72  71  71  71  71  66  72 
Female 15-49 years 43  42  42  42  42  39  38  34 

Number of reported case

(Click for retrospective incidence data for Samoa)
Diphtheria
Japanese encephalitis
Measles 376 
Mumps
Pertussis 22  53  113 
Polio*
Rubella
Rubella (CRS)
Tetanus (neonatal)
Tetanus (total)
Yellow fever
* Polio refers to all polio cases (indigenous or imported), including polio cases caused by vaccine derived polio viruses (VDPV);"
"it does not include cases of vaccine-associated paralytic polio (VAPP) and cases of non polio acute flaccid paralysis [AFP]).

Percentage target population vaccinated by antigen

Hovering over an antigen reveals its fuller definition
  Most recent coverage survey4  

Official country estimates5

  (Click for retrospective coverage estimates data for Samoa)
Vaccine year result method % card seen                                                
BCG 2007  84  DHS   39.7  96  100  91  94  99  97  97  72 
DTP1 2007  77  DHS   39.7  99  100  97  91  50  94 
DTP3 2007  38  DHS   39.7  92  91  87  72  46  100  90  29 
HepB_BD          96  100  91  75  81  99 
HepB3          99  91  87  72  38  96 
Hib3          99  91  87  72  32 
JapEnc         
MCV 2007  63  DHS   39.7  85  67  61  49  45  93  89 
MCV2          67  65  45  29  61 
PCV1         
PCV3         
Pol3 2007  34  DHS   39.7  95  91  86  72  78  100  88  29 
Rota1         
Rota_last         
Rubella1          85  67  61  49  45 
TT2plus          22  27  100  70 
PAB         
VAD1          79 
YFV         
  ° indicates that more than 1 survey occurred that year

  Next update: July 2014

WHO-UNICEF estimates6

  (Click for full retrospective WHO-UNICEF coverage estimates data for Samoa)
BCG 96  99  91  94  99  97  97  72 
DTP1 99  99  97  91  50  99  96  54 
DTP3 92  91  87  72  46  99  90  29 
HepB3 99  91  87  72  38  96 
Hib3 99  91  87  72  32 
MCV 85  67  61  49  45  93  89 
PCV3
Pol3 95  91  86  72  78  99  88  29 
Rota_last

Number of districts in the country 22  Proportion of
districts reporting
DTP3 coverage:
% of coverage reports received at national
level vs number of reports expected
 
   
/
|
|
\
Greater or equal to 90%
From 80 to 89% 0
From 50 to 79% 0
Less than 50% 0
Proportion of districts
not reporting DTP3 coverage
100
 

Immunization Schedule (2012 or latest available)

Hovering over an antigen reveals its fuller definition
Vaccine Schedule Entire country Comment
BCG birth; Yes
DTaP 5 years; Yes
DTaPHibHep 6, 10, 14 weeks; Yes
HepB birth; Yes
MMR 12, 15 months; Yes
OPV 6, 10, 14 weeks; Yes
Td 1st contact pregnancy;+1, +6 months; +1, +2 year; Yes

Immunizaton indicators

Indicator Expected answer 2012  2011  2010  2009  2008  2007  2006 

Planning and management

Multi-year plan (MYP) for immunization Yes/No/NR No  No  No  No  Yes  Yes  No 
What years does the MYP cover? number         2008-2010  2007-2008  NA 
Nº of districts with microplans that include activities to raise immunization coverage number       10  11 

National Immunization Advisory Mechanism

Does the country have a standing technical advisory group on immunization? Yes/No/NR Yes  Yes  Yes         

System performance

Total number of districts in country number 43  11 
Nº districts with DTP3 coverage >=80% number    
% of districts with DTP3 coverage >=80% From 0 to 100%     56  67   
Nº districts with measles (MCV1) coverage >=95% number      
% of districts with MCV1 coverage >=95% From 0 to 100%   22     

Safety

Monitoring of Adverse Events Following Immunization (AEFI)? Yes/No/NR Yes  Yes  No  No  Yes    No 
Does your country have a vaccine adverse events review committee? Yes/No/NR/ND No  No  No         

Finance

Percentage of routine vaccines funded by Government From 0 to 100% 100  100  100  100  100    100 

Maternal and neonatal tetanus (NT) elimination

NT eliminated Yes/No Yes  Yes  Yes  Yes  Yes  Yes  Yes 

Sources

Unless otherwise specified, data provided by Member States through WHO-UNICEF Joint Reporting Form and WHO Regional offices.
 1  "The 2013 World Bank Development Indicators Online", GDP per capita is PPP adjusted.
 2  World Health Statistics 2012, data for 2011
 3  "United Nations, Population Division. The World Population Prospects - the 2012 revision". New York, 2013.
 4  UNICEF/WHO survey database
 5  If no official estimate is available, the administrative coverage is reported. '*' indicates coverage over 99.5%.
 6  WHO-UNICEF estimates.