数据显示，不注射疫苗的儿童的发病率要远远超过注射疫苗的儿童，这说明疫苗

The data shows that the incidence of children who are not vaccinated is much higher than that of children who are vaccinated. This shows that the vaccine has saved more children’s lives to a certain extent. Compared with children who are not vaccinated, it seems that children who are vaccinated are more likely to be vaccinated. Safer

Data show that the incidence of non-vaccinated children far exceeds that of vaccinated children, suggesting that vaccines have saved the lives of more children to some extent, and appear to be safer for children who are not vaccinated

Data show that children who do not vaccinate far exceed the incidence rate of children vaccinated. This shows that the vaccine has saved more children's lives to some extent. It seems safer for children who are vaccinated than those who do not vaccinate.