WHO vaccine-preventable diseases: monitoring system. 2016 global summary

Last updated 15-July-2016 (15-July-2016)
Next overall update Fall 2016
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Development status: Least developed GNI / capita (US$): 1'0101 Infant (under 12 months) mortality rate: 852
GDP / capita (US$): 2'2441 Child (under 5 years) mortality rate: 1392

Population data in thousands3

  2015  2014  2013  2012  2011  2000  1990  1980 
Total population 14'037  13'587  13'146  12'715  12'299  8'343  5'958  4'513 
Births 630  616  603  590  577  427  304  225 
Surviving infants 573  559  546  533  520  379  267  195 
Pop. less than 5 years 2'632  2'568  2'507  2'446  2'383  1'688  1'178  859 
Pop. less than 15 years 6'699  6'520  6'339  6'156  5'973  4'075  2'827  2'034 
Female 15-49 years 3'091  2'972  2'858  2'750  2'648  1'777  1'279  1'001 

Number of reported cases

(Click for retrospective incidence data for Chad)
Diphtheria
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Japanese encephalitis
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Measles
ChartChart ChartChart
  418  1'275  226  120  8'650  3'546  7'226 
Mumps
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Pertussis
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Polio*
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  17  132  60 
Rubella
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  31 
Rubella (CRS)
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Tetanus (neonatal)
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  195  154  176  225  215  142  738 
Tetanus (total)**
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  195  154  176  225  215  1'603 
Yellow fever
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  48  122 
* Polio refers to all polio cases (indigenous or imported), including polio cases caused by vaccine derived polio viruses (VDPV). For desagregated data please click on this hyperlink: https://extranet.who.int/polis/public/CaseCount.aspx
it does not include cases of vaccine-associated paralytic polio (VAPP) and cases of non polio acute flaccid paralysis [AFP]).
** Neonatal Tetanus and Total Tetanus cases equality may be the result from a lack of non-Neonatal Tetanus surveillance system.

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 Chad)
Vaccine year result method % card seen                                                
BCG 2011  68  EPI   41  96  85  83  79  79  50 
DTP1 2011  55  EPI   41  99*  99  98  93  94  45 
DTP3 2011  42  EPI   41  92  83  80  72  70  28  20 
DTP4         
IPV1          28 
HepB_BD         
HepB3 2011  42  EPI   41  92  83  80  72  70 
Hib3 2011  42  EPI   41  92  83  80  72  70 
JapEnc         
MCV1          87  79  79  69  79  42 
MCV2         
PCV1         
PCV3         
Pol3 2011  52  EPI   41  89  81  80  73  67  29  16 
Rota1         
RotaC         
Rubella1         
TT2plus 2009  38  MICS   21  96  83  78  70  60  12 
PAB         
VAD1         
YFV 2011  45  EPI   41  84  75  79  70  80  36 
° indicates that more than 1 survey occurred that year.  * indicates the country reported above 100% coverage.

  Next update: Mid July 2017

WHO-UNICEF estimates6

  (Click for full retrospective WHO-UNICEF coverage estimates data for Chad)
BCG
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  70  59  62  63  53  49  59 
DTP1
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  60  60  58  57  55  45  44 
DTP3
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  55  46  48  45  33  36  20 
HepB3
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  55  46  48  45  33 
HepB_BD
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Hib3
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  55  46  48  45  33 
IPV1
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  28 
MCV1
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  62  54  59  64  54  28  32 
MCV2
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PAB
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  75  60  50  43  60  39  14 
PCV3
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Pol3
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  62  54  56  56  40  30  20 
RCV1
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RotaC
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YFV
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  49  40  49  53  45  28 

Number of districts in the country 84  Proportion of
districts reporting
DTP3 coverage:
% of coverage reports received at national
level vs number of reports expected
100 
   
/
|
|
\
Greater or equal to 90% 46
From 80 to 89% 13
From 50 to 79% 30
Less than 50% 11
Proportion of districts
not reporting DTP3 coverage
0
DTP3 reported coverageDTP3 reported coverage

Immunization Schedule (2015 or latest available)

Hovering over an antigen reveals its fuller definition
Vaccine Schedule Entire country Comment
BCG birth; Yes
DTwPHibHepB 6, 10, 14 weeks; Yes
IPV 14 weeks; Yes
Measles 9 months; Yes
OPV Birth; 6, 10, 14 weeks; Yes
TT 1st contact; +1, +6 months; +1, +1 year; Yes Pregnant women
YF 9 months; Yes

Immunizaton indicators

Indicator Expected answer 2015  2014  2013  2012  2011  2010  2009 

Planning and management

Has the country a Multi-Year Plan (MYP) for immunization? Yes/No/NR Yes  Yes  Yes  Yes  Yes  Yes  Yes 
What years does the MYP cover? number 2013-2017  2013-2017  2013-2017  2013 - 2017  2008 - 2012  2008-2012  2008-2012 
Nº of districts with microplans that include activities to raise immunization coverage number 84  77  70  61  61  37  35 

System performance

Total Nº districts in country number 84  77  70  61  61  61  61 
Nº districts with DTP3 coverage >=80% number 50  39  42  32  19  33  32 
% of districts with DTP3 coverage >=80% From 0 to 100% 60  51  60  52  31  54  52 
Nº districts with measles (MCV1) coverage >=95% number 25  17  21  24  14  20  18 
% of districts with MCV1 coverage >=95% From 0 to 100% 30  22  30  39  23  33  30 

Safety

Has the country a vaccine adverse events review committee? Yes/No/NR/ND Yes  Yes  Yes  Yes  No  No   
Is there a national system to monitor adverse events following immunization (AEFI)? Yes/No/NR Yes  Yes  No  No  No  No  No 

Finance

Immunization expenditure financed, using Government funds? From 0 to 100% 38  54  35  43  11  94  53 

National Immunization Advisory Mechanism

Has the country a standing technical advisory group on immunization (NITAG)? Yes/No/NR No  No  No  No  No     

Sources

 1  "The 2013 World Bank Development Indicators Online", GDP per capita is PPP adjusted.
 2  World Health Statistics 2013, data for 2012
 3  "United Nations, Population Division. The World Population Prospects - the 2015 revision". New York, 2016.
 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.