Related Experiment Video
Updated: Jun 30, 2026
08:46
Studying Age-dependent Genomic Instability using the S. cerevisiae Chronological Lifespan Model
Published on: September 29, 2011
Changes in life expectancy in Russia in the mid-1990s
V Shkolnikov1, M McKee, D A Leon
1Max Planck Institute for Demographic Research, Rostock, Germany. Shkolnikov@demogr.mpg.de
Lancet (London, England)
|April 6, 2001
Summary
Life expectancy in Russia improved significantly after 1994 due to reduced alcohol-related deaths, particularly among middle-aged men. While child mortality decreased, deaths among young adults aged 15-30 remained high.
Area of Science:
- Public Health
- Demography
- Epidemiology
Background:
- Life expectancy in Russia declined substantially between 1987 and 1994.
- A reversal of this trend occurred from 1994 to 1998, with mortality rates returning to early 1980s levels.
- The factors driving this mortality improvement remain less understood than the initial decline.
Purpose of the Study:
- To analyze cause-specific mortality data up to 1998 to understand the reversal in life expectancy trends.
- To identify specific causes of death contributing to the mortality changes in Russia during the 1990s.
Main Methods:
- Examined cause-specific death rates for ages 15-74 years.
- Compared rates from 1998 with those from 1994 (lowest life expectancy) and 1991 (Soviet Union breakup).
Main Results:
- Mortality reduction since 1994 was primarily driven by decreased deaths among middle-aged adults.
- Alcohol-related causes of death significantly declined post-1994.
- While child mortality decreased and elderly mortality remained stable, deaths among 15-30 year olds remained elevated.
Conclusions:
- The fluctuations in Russian life expectancy are linked to complex, long-term and contemporary trends in various causes of death.
- Alcohol consumption played a significant role in the observed changes in life expectancy during the 1990s.
- Further research is needed to fully understand the underlying factors driving these ongoing demographic shifts.
Related Concept Videos
02:20Longitudinal Research
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
01:19The Effect of Aging on Tissues
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
01:28Menopause
Menopause, a natural biological process marking the end of a woman's fertility, typically occurs between the fifth and sixth decade of life. This phase is characterized by the exhaustion of the ovarian follicle pool, leading to less responsive ovaries despite the high levels of Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH). The consequential decrease in estrogen production results in symptoms like hot flashes, heavy sweating, headaches, hair loss, muscle pains, vaginal...
01:18Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism
Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...
01:22Life Tables
A life table is a statistical tool that summarizes the mortality and survival patterns of a population, providing detailed insights into the likelihood of survival or death across different age intervals within a cohort. By organizing data on survival probabilities and mortality rates, life tables offer a clear snapshot of population dynamics over time. They are extensively used in demography, public health, actuarial science, and ecology to analyze life expectancy, design health interventions,...
01:22Applications of Life Tables
Life tables are versatile across various fields, providing a quantitative basis for analyzing mortality and survival rates. Whether used by demographers, actuaries, epidemiologists, or sociologists, life tables offer valuable insights into the dynamics of life and death, facilitating informed decisions in public health, insurance, conservation, and beyond. Their broad applicability highlights the interconnectedness of demographic data with practical outcomes in everyday life and strategic...