Different factors can change the strength of the effect, including age and gender.

The amount of sleep a person needs depends on many factors, including age.

Employers are not legally allowed to ask for some details, including age, health status and religious affiliation.

It's influenced by many factors, including age and other conditions a person may have.

But other risk factors including age, speed of deterioration, and overall health are also considered.

Certain things, including age, illness, and genetics, may contribute to hearing loss.

The narrator shares many characteristics, including his ethnicity and relative age, with the author at the time.

These changes are especially important for people who have risk factors for high blood pressure that cannot be changed, including family history, race, or age.