Longevity and life expectancy

Longevity and life expectancy.

"In this article the evolution of life expectancy is examined historically for various European nations at various ages, and according to sex. Appropriate logistic equations describe the facts and extrapolate into the future giving the doctor an indication of what is still to be accomplished and the demographer the tools with which to evaluate the aging of European population in the next 20 yea...

Reproductive longevity and increased life expectancy.

BACKGROUND Female life expectancy in developed countries has increased by 30 years in the twentieth century. AIM To determine if there has been an increase in reproductive longevity. METHODS We analysed age-specific fertility data from birth statistics for the USA, Canada, Japan, France, Sweden, the UK and Australia. RESULTS Since 1940, birth rates for women aged 35 and over have declined...

Facing up to uncertain life expectancy: the longevity fan charts.

This article uses longevity fan charts to represent the uncertainty in projections of future life expectancy. These fan charts are based on a mortality model calibrated on mortality data for English and Welsh males. The fan charts indicate strong upward sloping trends in future life expectancy. Their widths indicate the extent of uncertainty in these projections, and this uncertainty increases ...

The effect of exceptional parental longevity on life expectancy.

To the Editor: The literature shows that children of centenarians live longer than their ageand sex-matched peers in the general population, yet to the knowledge of the authors of the current letter there has been no estimate of the difference in life expectancy between these groups. This is documented here, based on both an analysis of the Health and Retirement Study (HRS) Public Use Dataset a...

Methods for life expectancy and healthy life expectancy uncertainty analysis