Factors associated with routine immunization coverage of children under one year old in Lao People's Democratic Republic.

摘要: Abstract Background Routine vaccination is administered free of charge to all children under one year old in Lao People’s Democratic Republic (Lao PDR) and the national goal achieve at least 95% coverage with vaccines included immunization program by 2025. In this study, factors related system characteristics provinces districts PDR were examined evaluate association routine coverage. Methods Coverage rates for Bacillus Calmette-Guerin (BCG), Diphtheria-Tetanus-Pertussis-Hepatitis B (DTP-HepB), DTP-HepB-Hib (Haemophilus influenzae type B), polio (OPV), measles (MCV1) from 2002 2014 collected through regular reporting system, used identify trends PDR. Correlation analysis was performed using coverage, or (population, population density, proportion poor villages high-risk villages), service (including proportions following: served health facility levels, vaccine session types, presence well-functioning cold chain equipment). To determine associated low categorized based on 80% DTP-HepB-Hib3 ( Results Coverages BCG, DTP-HepB3, OPV3 MCV1 increased gradually 2007 (82.2–88.3% 2014). However, BCG showed improvement 2014. The each correlated other dropout rate as well districts. higher villages. Conclusions has been improving last 13 years, but not yet reached results study suggest that should be targeted improve nationwide