Effects of the introduction of new vaccines in Guinea-Bissau on vaccine coverage, vaccine timeliness, and child survival: An observational study

The Lancet Global Health

Volumn 2, Issue 8, 2014, Pages

  Fisker, Ane B ^a,b   Hornshøj, Linda ^a   Rodrigues, Amabelia ^a   Balde, Ibraima ^a   Fernandes, Manuel ^a   Benn, Christine S ^a,b   Aaby, Peter ^a,b  

^a Iganga Mayuge Health and Demographic Surveillance Site   (Guinea-Bissau)

^b STATENS SERUM INSTITUT   (Denmark)

Author keywords

[No Author keywords available]

Indexed keywords

BCG VACCINE; DIPHTHERIA PERTUSSIS TETANUS VACCINE; MEASLES VACCINE; NEW DRUG; POLIOMYELITIS VACCINE; ROTAVIRUS VACCINE; VACCINE;

ARTICLE; CHILD; CHILD SURVIVAL; CHILDHOOD MORTALITY; COHORT ANALYSIS; FEMALE; GUINEA-BISSAU; HUMAN; MALE; MEASLES; MORTALITY; MOSLEM; NUTRITIONAL STATUS; OBSERVATIONAL STUDY; PRESCHOOL CHILD; PRIORITY JOURNAL; SURVIVAL; VACCINATION; YELLOW FEVER; EPIDEMIOLOGY; INFANT; PREVENTIVE HEALTH SERVICE; REGRESSION ANALYSIS; STANDARDS; STATISTICS AND NUMERICAL DATA;

CHILD MORTALITY; CHILD, PRESCHOOL; COHORT STUDIES; DIPHTHERIA-TETANUS-PERTUSSIS VACCINE; FEMALE; GUINEA-BISSAU; HUMANS; IMMUNIZATION PROGRAMS; INFANT; MALE; MEASLES VACCINE; REGRESSION ANALYSIS; VACCINATION;

EID: 84904749623     PISSN: None     EISSN: 2214109X     Source Type: Journal    
DOI: 10.1016/S2214-109X(14)70274-8     Document Type: Article

References (45)

1. Immunzation summary: a statistical reference containing data through 2009 (the 2011 edition) UNICEF, World Health OrganizationWorld Health Organization, (accessed July 4, 2014). http://www.childinfo.org/files/32775_UNICEF.pdf.
2. Burton A, Monasch R, Lautenbach B, et al. WHO and UNICEF estimates of national infant immunization coverage: methods and processes. Bull World Health Organ 2009, 87:535-541.
3. Global routine vaccination coverage, 2010. Wkly Epidemiol Rec 2011, 86:509-513. WHO.
4. GAVI Alliance progress report 2010 GAVI Alliance, (accessed July 3, 2014). http://www.gavialliance.org/results/gavi-progress-reports/.
5. Global vaccine action plan 2011-2020 WHO, (accessed Aug 4, 2013). http://www.who.int/immunization/global_vaccine_action_plan/GVAP_doc_2011_2020/en/index.html.
6. Arevshatian L, Clements C, Lwanga S, et al. An evaluation of infant immunization in Africa: is a transformation in progress?. Bull World Health Organ 2007, 85:449-457.
7. Benn CS, Netea MG, Selin LK, Aaby P A small jab-a big effect: nonspecific immunomodulation by vaccines. Trends Immunol 2013, 34:431-439.
8. Higgins JPT, Soares-Weiser K, Reingold A Systematic review of the non-specific effects of BCG, DTP and measles containing vaccines (accessed May 23, 2014). http://www.who.int/immunization/sage/meetings/2014/april/3_NSE_Epidemiology_review_Report_to_SAGE_14_Mar_FINAL.pdf?ua=1.
9. Meeting of the Strategic Advisory Group of Experts on immunization, April 2014-conclusions and recommendations. Wkly Epidemiol Rec 2014, 21:221-236. WHO.
10. Kristensen I, Aaby P, Jensen H Routine vaccinations and child survival: follow up study in Guinea-Bissau, West Africa. BMJ 2000, 321:1435-1438.
11. Aaby P, Martins CL, Garly ML, et al. Non-specific effects of standard measles vaccine at 4·5 and 9 months of age on childhood mortality: randomised controlled trial. BMJ 2010, 341:c6495.
12. Aaby P, Garly ML, Bale C, et al. Survival of previously measles-vaccinated and measles-unvaccinated children in an emergency situation: an unplanned study. Pediatr Infect Dis J 2003, 22:798-805.
13. Aaby P, Samb B, Simondon F, Seck AM, Knudsen K, Whittle H Non-specific beneficial effect of measles immunisation: analysis of mortality studies from developing countries. BMJ 1995, 311:481-485.
14. Aaby P, Martins CL, Garly ML, Rodrigues A, Benn CS, Whittle H The optimal age of measles immunisation in low-income countries: a secondary analysis of the assumptions underlying the current policy. BMJ Open 2012, 2:e000761.
15. Aaby P, Benn C, Nielsen J, Lisse IM, Rodrigues A, Ravn H Testing the hypothesis that diphtheria-tetanus-pertussis vaccine has negative non-specific and sex-differential effects on child survival in high-mortality countries. BMJ Open 2012, 2:e000707.
16. Aaby P, Jensen H, Gomes J, Fernandes M, Lisse IM The introduction of diphtheria-tetanus-pertussis vaccine and child mortality in rural Guinea-Bissau: an observational study. Int J Epidemiol 2004, 33:374-380.
17. Aaby P, Ravn H, Roth A, et al. Early diphtheria-tetanus-pertussis vaccination associated with higher female mortality and no difference in male mortality in a cohort of low birthweight children: an observational study within a randomised trial. Arch Dis Child 2012, 97:685-691.
18. Aaby P, Benn CS, Nielsen J, Lisse IM, Rodrigues A, Jensen H DTP vaccination and child survival in observational studies with incomplete vaccination data. Trop Med Int Health 2007, 12:15-24.
19. Aaby P, Benn CS Assessment of childhood immunisation coverage. Lancet 2009, 373:1428.
20. GIVS global immunization vision and strategy 2006-2015 WHO, (accessed July 4, 2014). http://whqlibdoc.who.int/hq/2005/WHO_IVB_05.05.pdf.
21. Immunisation services support GAVI Alliance, (accessed April 19, 2013). http://www.gavialliance.org/support/iss/.
22. Annual progress report Guinea-Bissau 2009 (in French) GAVI Alliance, (accessed Aug 15, 2013). http://www.gavialliance.org/country/guinea-bissau/proposals/.
23. Proposal for NVS - YF, Penta support: Guinea-Bissau (approved by GAVI on Aug 1, 2007) GAVI Alliance, (accessed June 14, 2014). http://www.gavialliance.org/country/guinea-bissau/documents/#approvedproposal.
24. Measles vaccines: WHO position paper. Wkly Epidemiol Rec 2009, 84:349-360. WHO.
25. Mann V, Fazzio I, King R, et al. The EPICS trial: Enabling Parents to Increase Child Survival through the introduction of community-based health interventions in rural Guinea Bissau. BMC Public Health 2009, 9:279.
26. Fisker AB, Bale C, Rodrigues A et al. High-dose vitamin A at vaccination contacts after 6 months of age: a randomized trial. Pediatrics (in press).
27. Jensen H, Benn CS, Lisse IM, Rodrigues A, Andersen PK, Aaby P Survival bias in observational studies of the impact of routine immunizations on childhood survival. Trop Med Int Health 2007, 12:5-14.
28. Bale C, Garly ML, Martins C, Nielsen J, Whittle H, Aaby P Risk factors for measles in young infants in an urban African area with high measles vaccination coverage. Pediatr Infect Dis J 2011, 30:689-693.
29. Luman ET, Worku A, Berhane Y, Martin R, Cairns L Comparison of two survey methodologies to assess vaccination coverage. Int J Epidemiol 2007, 36:6330-6341.
30. WHO vaccine-preventable diseases: monitoring system. 2013 global summary WHO, (accessed March 31, 2014). http://apps.who.int/immunization_monitoring/globalsummary/indicators?ir%5Bc%5D%5B%5D=GNB&ir%5Ba%5D=on&commit=Ok+with+the+selection.
31. Martins CL, Benn CS, Andersen A, et al. A randomized trial of a standard dose of edmonston-zagreb measles vaccine given at 4.5 months of age: effect on total hospital admissions. J Infect Dis 2014, 209:1731-1738.
32. Banerjee AV, Duflo E, Glennerster R, Kothari D Improving immunisation coverage in rural India: clustered randomised controlled evaluation of immunisation campaigns with and without incentives. BMJ 2010, 340:c2220.
33. Lim SS, Stein DB, Charrow A, Murray CJL Tracking progress towards universal childhood immunisation and the impact of global initiatives: a systematic analysis of three-dose diphtheria, tetanus, and pertussis immunisation coverage. Lancet 2008, 372:2031-2046.
34. Lu C, Michaud CM, Gakidou E, Khan K, Murray CJL Effect of the Global Alliance for Vaccines and Immunisation on diphtheria, tetanus, and pertussis vaccine coverage: an independent assessment. Lancet 2006, 368:1088-1095.
35. Ndiritu M, Cowgill KD, Ismail A, et al. Immunization coverage and risk factors for failure to immunize within the Expanded Programme on Immunization in Kenya after introduction of new Haemophilus influenzae type b and hepatitis B virus antigens. BMC Public Health 2006, 6:132.
36. Chandir S, Khan AJ, Hussain H, et al. Effect of food coupon incentives on timely completion of DTP immunization series in children from a low-income area in Karachi, Pakistan: a longitudinal intervention study. Vaccine 2010, 28:3473-3478.
37. Usman HR, Akhtar S, Habib F, Jehan I Redesigned immunization card and center-based education to reduce childhood immunization dropouts in urban Pakistan: a randomized controlled trial. Vaccine 2009, 27:467-472.
38. Meeting of the Strategic Advisory Group of Experts on immunization, April 2010-conclusions and recommendations. Wkly Epidemiol Rec 2010, 85:197-212. WHO.
39. Mutua MK, Kimani-Murage E, Ettarh RR Childhood vaccination in informal urban settlements in Nairobi, Kenya: who gets vaccinated?. BMC Public Health 2011, 11:6.
40. Comprehensive multi-year plan for the expanded program on immunization: Guinea-Bissau, 2010-2014 2009, Ministry of Public Health, Republic of Guinea-BissauRepublic of Guinea-Bissau, Ministry of Public Health, Guinea-Bissau.
41. Veirum JE, Sodemann M, Biai S, et al. Routine vaccinations associated with divergent effects on female and male mortality at the paediatric ward in Bissau, Guinea-Bissau. Vaccine 2005, 23:1197-1204.
42. Fine PE, Smith PG 'Non-specific effects of vaccines'-an important analytical insight, and call for a workshop. Trop Med Int Health 2007, 12:1-4.
43. Lee BY, Norman BA, Assi TM, et al. Single versus multi-dose vaccine vials: an economic computational model. Vaccine 2010, 28:5292-5300.
44. Millennium Development Goals indicators. The official United Nations site for the MDG indicators UN Statistics Division, (accessed Sept 12, 2013). http://mdgs.un.org/unsd/mdg/Host.aspx?Content=Indicators/OfficialList.htm.
45. Information sheet on Performance Based Funding (PBF) GAVI Alliance, (accessed Nov 9, 2013). http://www.gavialliance.org/support/apply/.