It doesn’t matter if you are flying economy or 1st class you get the best in class safety, which is collectively shared across the industry. We pay a premium for the service and not to have better chances of surviving.
In an alternate universe, we could have had cheaper airline tickets which had not so great safety record and the good ones only in reach of the super wealthy.
[1]: I’m aware it may not be the case in some countries with completely free healthcare, but this applies to the majority of the world. Even in those countries with free healthcare for all, it is not uncommon to see huge wait times for some important procedures and being able to skip it by going through a private hospital.