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Chronic kidney disease affects up to what share of cats over age 15?

80 percent of cats over 15.

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  1. About 5 percent
  2. About 20 percent
  3. Up to 80 percent ✔

Why: Cornell says kidney disease affects up to 40 percent of cats over 10 and 80 percent of cats over 15. Age is the only known risk factor, so older cats need regular checkups.

Huh, didn't know that: Cornell says healthy kidneys filter the blood, make urine and help regulate blood pressure.

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Why did the library book go to the doctor? It needed to be checked out.
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References

Answer: Up to 80 percent. Cornell says kidney disease affects up to 40 percent of cats over 10 and 80 percent of cats over 15. Age is the only known risk factor, so older cats need regular checkups.

  1. Cornell Feline Health Center, Chronic Kidney Disease www.vet.cornell.edu/departments-centers-and-institutes/cornell-feline-health-center/health-information/feline-health-topics/chronic-kidney-disease
    affecting up to 40% of cats over the age of 10 and 80% of cats over the age of 15.
    Checked 2026-10-10.

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