The total IFR is essentially an exponential function of the age and health distribution in the population. Without specifying the population further, many numbers can be correct.
When high IFR:s are presented to the public, most people (both old and young) believe it applies to them, it is misguided in both directions.
When high IFR:s are presented to the public, most people (both old and young) believe it applies to them, it is misguided in both directions.