Related Experiment Video
Updated: Apr 19, 2026
05:59
Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
Published on: March 7, 2019
7.4K
The association between access to public transportation and self-reported active commuting
Sune Djurhuus1, Henning S Hansen2, Mette Aadahl3
1Research Centre for Prevention and Health, The Capital Region of Denmark, Glostrup University Hospital, Nordre Ringvej 57, Section 84-85, DK-2600 Glostrup, Denmark. Sune.djurhuus@regionh.dk.
International Journal of Environmental Research and Public Health
|December 10, 2014
Summary
Active commuting, like walking or cycling for transportation, reduces chronic disease risk. Better access to public transport, including proximity and density of stops, is linked to increased active commuting and meeting physical activity guidelines.
Area of Science:
- Public Health
- Urban Planning
- Transportation Science
Background:
- Active commuting offers regular physical activity, crucial for reducing chronic disease risk.
- Public transportation use inherently involves physical activity, such as walking to and from transit stops.
- Understanding the link between public transport accessibility and active commuting is vital for public health initiatives.
Purpose of the Study:
- To investigate the association between objective measures of public transportation access and self-reported active commuting behaviors.
- To identify specific public transportation characteristics that encourage active commuting.
Main Methods:
- Utilized data from the Danish National Health Survey 2010, including self-reported commuting habits and workplace distances for adults aged 16-65 (n=28,928).
- Calculated objective public transportation access using Geographic Information System (GIS) data, combining road network distances to transit stops with service level information.
- Employed multilevel logistic regression to analyze the relationship between public transportation access metrics and active commuting.
Main Results:
- Closer distance to bus stops, higher density of bus stops, and a greater number of available transport modes were positively associated with active commuting.
- Individuals with better access to public transport were more likely to meet physical activity recommendations.
- No significant association was observed between the frequency of bus services at the nearest stop and active commuting.
Conclusions:
- Objective measures of public transportation access, particularly proximity and density of stops, are important factors promoting active commuting.
- Detailed assessment of public transport infrastructure is necessary to effectively promote active transportation and associated health benefits.
- Urban planning and transportation policies should consider these access characteristics to foster healthier, more active communities.
Related Concept Videos
02:20Correlations
37.1K
Correlation means that there is a relationship between two or more variables (such as ice cream consumption and crime), but this relationship does not necessarily imply cause and effect. When two variables are correlated, it simply means that as one variable changes, so does the other. We can measure correlation by calculating a statistic known as a correlation coefficient. A correlation coefficient is a number from -1 to +1 that indicates the strength and direction of the relationship between...
37.1K
01:14Active Transport
2.8K
Active transport is a critical biological process that allows cells to move solutes against an electrochemical gradient. This process requires direct energy input and is characterized by its selectivity, saturability, and susceptibility to competitive inhibition.
Primary active transporters, like Na+, K+ and -ATPase, directly utilize ATP to move ions across the membrane. These transporters play significant roles in various physiological processes. For instance, Na+, K+ and -ATPase maintain...
Primary active transporters, like Na+, K+ and -ATPase, directly utilize ATP to move ions across the membrane. These transporters play significant roles in various physiological processes. For instance, Na+, K+ and -ATPase maintain...
2.8K
02:12Short-distance Transport of Resources
18.2K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
18.2K
02:16Surveys
17.3K
Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
17.3K
01:20Lifestyle Factors and Health
644
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...
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...
644
01:17Factors Affecting Activity Coefficient
1.8K
The extended Debye-Hückel equation indicates that the activity coefficient of an ion in an aqueous solution at 25°C depends on three partially interdependent properties: the ionic strength of the solution, the charge of the ion, and the ion size.
The activity coefficient value for an ion is close to one when the solution has almost zero ionic strength, i.e., when the solution shows close to ideal behavior. As the ionic strength of the solution increases from 0 to 0.1 mol/L, a...
The activity coefficient value for an ion is close to one when the solution has almost zero ionic strength, i.e., when the solution shows close to ideal behavior. As the ionic strength of the solution increases from 0 to 0.1 mol/L, a...
1.8K