营养风险与加拿大长度研究老龄化中的老年人中的3年力量和绩效指标有关

相关实验视频

Updated: Jul 11, 2025

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

Published on: July 5, 2017

12.6K

V Trinca¹, H Keller

¹Vanessa Trinca, Department of Kinesiology and Health Sciences, University of Waterloo, Waterloo, Ontario, Canada, N2L 3G1, vtrinca@uwaterloo.ca.

The journal of nutrition, health & aging

|November 14, 2023

概括

通过SCREEN-8工具识别的营养风险预测了老年人的力量和表现下降. 建议进行早期查和干预,以减轻与年龄相关的衰退.

科学领域:

老年学是一门学科.
营养科学营养科学
公共卫生公共卫生

背景情况:

评估营养风险对于维持老年人的身体功能至关重要.
SCREEN-8工具提供了一种经过验证的营养风险评估方法.
需要纵向数据来理解营养风险对随时间推移身体表现的预测价值.

研究的目的:

确定使用SCREEN-8工具测量的营养风险是否能预测社区生活中老年人的三年强度和绩效指标.
在预测模型中调整人口和健康变量.
进行性别分层分析.

主要方法:

一个队列研究设计,使用基线和加拿大长度老化研究 (CLSA) 的3年随访数据.
包括17,250名55岁及以上的参与者,不包括输管养的参与者.
使用SCREEN-8工具测量营养风险,并评估抓地力,椅子上升测试和随访时的步行速度.

主要成果:

在对共变量进行调整后,营养风险 (SCREEN-8分数) 与握力,椅子上升测试时间和步行速度显著相关.
较高的营养风险与强度和移动性指标表现不佳的可能性增加相关.
年龄,BMI,生命空间指数得分和自我评估的健康状况始终与所有结果有关.

结论:

营养风险是3年时间内的老年人身体力量和表现下降的重要预测因素.
通过SCREEN-8查,可以识别有功能衰退风险的个体.
在初级保健中实施营养风险查和干预措施可能有助于延迟与年龄相关的力量和性能损失.

关键词:

这就是CLSA CLSA.功能性表现的功能性表现.营养风险营养风险年龄较大的成年人.这种类型的麻症是sarcopenia.

相关概念视频

02:20

Longitudinal 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

01:20

Lifestyle Factors and Health

Lifestyle factors play a critical role in maintaining overall health and preventing chronic diseases. Key elements, such as regular physical activity, a nutritious diet, and abstinence from smoking, can significantly enhance physical, mental, and emotional well-being while reducing the risk of several life-threatening conditions.
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...

01:29

Bone Disorders

3.6K

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...

3.6K

01:19

The Effect of Aging on Tissues

2.1K

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...

2.1K

01:27

Exercise and Muscle Performance

1.5K

Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...