Final answer:
The median age of death from sCJD is not directly provided, but it may be inferred to be within the late 50s or early 60s based on the age distribution of diagnoses and the rapid progression of the disease.
Step-by-step explanation:
The median age of death from sporadic Creutzfeldt-Jakob Disease (sCJD) is not explicitly stated in the information provided, but it can be inferred from the percentage of individuals diagnosed within certain age brackets and the rapid progression leading to death typically within a year of diagnosis. A specific age median is challenging to ascertain without a direct statistic, but based on the given age distribution percentages and the nature of the disease, the median age would likely fall within the range where the highest percentage of diagnoses occur, which according to the provided data, is between the ages of 20-30 and 51-60. Given these figures, the median age of death from sCJD may be suggested to be in the late 50s or early 60s, as these age groups together represent a significant portion of the diagnosed cases.