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[Effect assessment on implementing yellow card system to EPI work in Guizhou province].

OBJECTIVE
To evaluate the effect of implementing Yellow Card Warning System for Expanded Programme on Immunizations (EPI) in Guizhou province.


METHODS
Investigating the EPI funds input, staff arrangement, normal standardized management and vaccine coverage rate before and after Yellow Card Warning System implementation in all 88 counties of Guizhou Province, and analyzing the data with descriptive epidemiology.


RESULTS
After carrying out Yellow Card Warning System, funds devotion and staff arrangement on EPI were increased, normalization management was strengthened, and coverage rate of various vaccines were raised.


CONCLUSION
To bring EPI work into government assessment system and implement Yellow Card Warning System to inacceptable county governments is an effective measure, which impulses the provincial EPI work sustained and deep development.