Evaluation of Learning Outcomes and Influencing Factors of Self-Directed Online Vaccination Education

Vaccination is one of the most cost-effective public health interventions, yet parental knowledge gaps remain a barrier to timely childhood immunization. Digital health platforms offer new opportunities for scalable education.

Objective

To evaluate the effectiveness of an online parental vaccination education program delivered via the "Suzhou Vaccination" WeChat official account in improving parents' knowledge about vaccination, and to explore the application value of online education in parental health initiatives.