'expectation of life' is correct and usable in written English.
You can use it when talking about the length of time that a person is expected to live. For example: "The expectation of life in this region has increased significantly over the past decade."
Wise planning starts with a realistic expectation of life expectancy using life expectancy tables, as well as considering personal and family health history.
Temporal trends in life expectancy and loss in expectation of life would certainly differ between stages.
Firstly, to examine how life expectancy and loss of expectation of life for patients with colon cancer has changed over calendar time and to estimate the loss in expectation of life for recently diagnosed patients.
To examine temporal trends in life expectancy and loss of expectation of life for patients with colon cancer a flexible parametric survival model for relative survival was fitted.
To demonstrate how assessment of life expectancy and loss in expectation of life can be used to address a wide range of research questions of public health interest pertaining to the prognosis of cancer patients.
Flexible parametric survival models for relative survival were used to estimate the life expectancy and the loss in expectation of life.
Female colon cancer patients have a better life expectancy than males, but since females in the general population have even higher life expectancy than males, the loss in expectation of life was greater among female patients.
However, since young individuals have a longer life expectancy, a cancer diagnosis has a larger impact on loss in expectation of life.
The loss in expectation of life decreased with age, since younger patients have a longer life expectancy in general.
To some extent pension age tends to reflect the expectation of life in the particular country.
The "expectation of life at birth" (its official name) is calculated by looking at death registrars.
