Related Experiment Video
Updated: Jul 28, 2025
05:53
Measuring Frailty in HIV-infected Individuals. Identification of Frail Patients is the First Step to Amelioration and Reversal of Frailty
Published on: July 24, 2013
16.7K
How Neighborhood Structural and Individual Characteristics Affect Frailty Progression: Evidence from the China Health
1Soonman Kwon, Seoul National University Graduate School of Public Health, Seoul, Republic of Korea, kwons@snu.ac.kr.
The Journal of Nutrition, Health & Aging
|May 30, 2023
Summary
Frailty progression in Chinese older adults is nonlinear. Health insurance and community clustering of the elderly may slow frailty, aiding prevention strategies.
Area of Science:
- Gerontology and Public Health
- Longitudinal Aging Studies
- Socioeconomic Determinants of Health
Background:
- Understanding frailty trajectories is crucial for effective interventions in aging populations.
- Chinese community-dwelling older adults face unique demographic and socioeconomic challenges.
- The impact of individual and neighborhood factors on frailty progression requires detailed investigation.
Purpose of the Study:
- To characterize the average trajectories of frailty over time in Chinese community-dwelling older adults.
- To assess the effects of neighborhood structural and individual characteristics on frailty progression.
Main Methods:
- Nationally representative prospective cohort study utilizing four waves of the China Health and Retirement Longitudinal Study (CHARLS).
- Inclusion of 6238 respondents aged 60 and above from 447 communities across 28 provinces.
- Frailty measured using the comprehensive 61-item Frailty Index (FI).
Main Results:
- Frailty Index (FI) trajectory exhibited nonlinear growth, with an average annual rate of 0.025 that decelerated significantly over time.
- Older age, male sex, and lack of health insurance were associated with accelerated frailty progression.
- Living in neighborhoods with a higher proportion of older adults and in rural villages correlated with slower frailty progression.
Conclusions:
- Population-level frailty prevention may benefit from strategies that expand health insurance coverage.
- Promoting high clustering of older adults within neighborhoods could serve as a potential intervention for frailty.
- Individual and neighborhood characteristics significantly influence the rate of frailty development in older Chinese adults.
Related Concept Videos
01:29Bone Disorders
3.7K
Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
3.7K
02:12Relationship Formation
40.2K
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
40.2K
02:20Longitudinal Research
12.0K
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...
12.0K
01:26Aging
92
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
92
01:18Factors Affecting Illness
4.3K
When a person's physical, emotional, intellectual, social development or spiritual functioning is compromised, this deviation from a healthy normal state is called illness. Illness creates stress that in turn harms individuals. Irritation, anger, denial, hopelessness, and fear are behavioral and emotional changes an individual experiences in the phases of illness. A variety of factors influence a person's health and well-being.
For instance, risk factors are connected to illness,...
For instance, risk factors are connected to illness,...
4.3K
01:19The Effect of Aging on Tissues
2.2K
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...
2.2K