Related Experiment Video
Updated: Jan 6, 2026

09:10
Palatable Western-style Cafeteria Diet as a Reliable Method for Modeling Diet-induced Obesity in Rodents
Published on: November 1, 2019
11.4K
Similarity in meal plan use among first-year roommates
Irene van Woerden1, David R Schaefer2, Daniel Hruschka3
1College of Nursing, Idaho State University, Pocatello, ID, USA.
Appetite
|October 9, 2019
Summary
First-year students’ meal plan choices significantly influence their roommates’ decisions. Roommate pairings impact meal plan usage, especially early in the academic year, suggesting potential dietary implications.
Area of Science:
- Student Health and Wellness
- Behavioral Science
- Higher Education Research
Background:
- College students often make independent decisions regarding meal plans.
- Roommate dynamics can influence various aspects of student life, including social behavior and resource utilization.
- Understanding factors influencing student meal plan choices is crucial for campus dining services and student well-being.
Purpose of the Study:
- To investigate whether first-year college students' meal plan decisions are influenced by their roommates.
- To analyze the relationship between roommates' meal plan choices and their actual meal usage patterns.
- To determine if shared living space or roommate influence is the primary driver of similar meal plan decisions.
Main Methods:
- Utilized residence and meal usage data from 1186 first-year students (593 roommate pairs) during the 2015-2016 academic year.
- Employed linear generalized estimating equations (GEEs) to assess the impact of a roommate's meal plan usage on a student's own usage.
- Conducted a logistic GEE to examine joint meal plan usage and a simulation to differentiate roommate effects from shared residence effects.
Main Results:
- A student's meal usage, particularly in the spring semester, was positively associated with their roommate's meal usage, even after controlling for fall semester usage.
- Students living on the same meal plan were more likely to use meals together, with this joint usage decreasing after the first month.
- Simulation results confirmed that roommate influence, not shared residence, explained the observed similarities in meal plan decisions.
Conclusions:
- First-year students' meal plan choices are significantly associated with their roommates' choices.
- Joint meal plan usage between roommates is most pronounced at the beginning of the academic year.
- Strategic roommate assignments could potentially optimize student meal plan utilization and warrant further investigation into their impact on student diets.
Related Concept Videos
Cross-Sectional Research
12.3K
In cross-sectional research, a researcher compares multiple segments of the population at the same time. If they were interested in people's dietary habits, the researcher might directly compare different groups of people by age. Instead of following a group of people for 20 years to see how their dietary habits changed from decade to decade, the researcher would study a group of 20-year-old individuals and compare them to a group of 30-year-old individuals and a group of 40-year-old...
12.3K
Dietary Connections
61.3K
In biological systems, most metabolic pathways are interconnected. The cellular respiration processes that convert glucose to ATP—such as glycolysis, pyruvate oxidation, and the citric acid cycle—tie into those that break down other organic compounds. As a result, various foods—from apples to cheese to guacamole—end up as ATP. In addition to carbohydrates, food also contains proteins and lipids—such as cholesterol and fats. All of these organic compounds are used...
61.3K
Causes of Similarity-Dissimilarity Effect
230
The similarity-dissimilarity effect, a fundamental concept in social psychology, explains how interpersonal similarities and differences influence attraction and social interactions. This effect is supported by three key psychological perspectives: balance theory, social comparison theory, and consensual validation.Balance Theory and Cognitive ConsistencyBalance theory, developed by Fritz Heider, posits that individuals seek cognitive consistency in their relationships. When two people share...
230
Comparing the Survival Analysis of Two or More Groups
524
Survival analysis is a cornerstone of medical research, used to evaluate the time until an event of interest occurs, such as death, disease recurrence, or recovery. Unlike standard statistical methods, survival analysis is particularly adept at handling censored data—instances where the event has not occurred for some participants by the end of the study or remains unobserved. To address these unique challenges, specialized techniques like the Kaplan-Meier estimator, log-rank test, and...
524
Relationship Formation
45.2K
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,...
45.2K
Robbers Cave
14.7K
During the 1950s, the landmark Robbers Cave experiment demonstrated that when groups must compete with one another, intergroup conflict, hostility, and even violence may result. At the Oklahoman summer camp, two troops of boys—termed the Rattlers and the Eagles—took part in a week-long tournament. During this time, their negativity culminated in derogatory name-calling, fistfights, and even vandalism and destruction of property. However, this work also revealed that such tension...
14.7K

