Q: In this task, you are given a sentence in the French language. Your task is to convert it to Slovak language.
Dans la première étude, les patients présentaient en moyenne 0,021 d’ infections graves par an.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
V prvej štúdii mali pacienti priemerne 0, 021 závažných infekcií ročne.