Findings: Serum creatinine concentration increased steadily with age; in females from the age of 40 years and 60 years for males. ... The changes in serum creatinine concentration that occur with age is relevant in interpretation of the results of renal monitoring after intervention.

What is normal creatinine for age?

Here are the normal values by age: 0.9 to 1.3 mg/dL for adult males. 0.6 to 1.1 mg/dL for adult females. 0.5 to 1.0 mg/dL for children ages 3 to 18 years.

What causes high creatinine in elderly?

Certain individuals may have higher than normal levels of creatinine: Young or middle-aged adults who are muscular or athletic may have higher creatinine levels due to greater muscle mass. Elderly people who are dehydrated or have infections may have elevated creatinine levels.