From the given statement on the article
More important than the number suffering serious side effects is the percentage of those taking the medication that suffer side effects.
Although fewer people suffered side effects this year, it is possible (if fewer people are taking the medication this year) that the percentage suffering side effects has actually increased.
Therefore
The missing information from the statement is that the statement should include the number of people taking the medication last year and this year.For more information on medication side effects, visit
https://brainly.com/question/1059073