| 18-month-old group | 36-month-old group |
---|---|---|
Number of non-vaccinated children | n = 698 | n = 211 |
 | % | % |
has not yet received measles vaccination but is going to receive it in the near future | 76.2 | 46.9 |
had a cold at the time of vaccination | 32.5 | 24.2 |
had to receive other vaccinations first | 23.5 | 11.4 |
wanted to receive measles vaccination but missed the chance to receive it | 22.2 | 34.1 |
wasn't aware of/forgot about the vaccination schedule | 6.9 | 9.5 |
was sick at the time of vaccination | 4.9 | 1.9 |
has already been infected with measles | 4.9 | 11.8 |
was concerned about adverse events of measles vaccination | 2.9 | 9.5 |
naturally acquired immunity seems more effective than artificially acquired immunity | 2.4 | 4.7 |
vaccination is no longer mandatory | 2.4 | 6.6 |
vaccination does not seem to be sufficiently effective | 0.7 | 1.4 |
Others | 5.4 | 3.3 |