Related Experiment Video
Updated: Dec 29, 2025
05:10
Multidisciplinary Approach to Obesity Management: A Case Report
Published on: May 30, 2025
826
The Obesity Paradox in the Trauma Patient: Normal May not Be Better
J E Dvorak1, E L W Lester2, P J Maluso2
1Department of Trauma and Burns, John H. Stroger, Jr. Hospital of Cook County, 1950 W. Polk St, Department of Trauma, 8th Floor, Chicago, IL, 60613, USA. justin.dvorak@cookcountyhhs.org.
World Journal of Surgery
|February 2, 2020
Summary
The obesity paradox shows overweight trauma patients have better survival, while severe obesity increases mortality risk. Further research is needed to understand these survival benefits in trauma care.
Area of Science:
- Trauma care
- Obesity research
- Prognostic studies
Background:
- The obesity paradox describes increased survival in overweight/obese patients despite higher morbidity.
- This phenomenon is documented in various diseases but not extensively studied in trauma patients.
Purpose of the Study:
- To investigate the presence of the obesity paradox in trauma patients.
- To analyze the association between Body Mass Index (BMI) and patient outcomes.
Main Methods:
- Utilized the 2014-2015 National Trauma Database (NTDB).
- Categorized adult patients by WHO BMI classifications.
- Employed logistic regression to assess mortality odds and analyzed length of stay (LOS), ICU LOS, and ventilator days, adjusting for covariates.
Main Results:
- Underweight patients faced higher mortality (OR 1.378). Overweight individuals showed a protective effect (OR 0.916).
- Class II and III obesity were linked to increased mortality risk (OR 1.178 and 1.515, respectively).
- Higher BMI categories correlated with increased hospital LOS, ICU LOS, and ventilator days, particularly for Class I and III obesity.
Conclusions:
- The obesity paradox is evident in trauma patients.
- Further research is required to identify specific beneficial phenotypic aspects of obesity in trauma.
- Understanding these factors could improve patient care strategies.
Related Concept Videos
01:21Drug Dosing: Obese Patients
167
In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...
167
01:25Pharmacokinetics in Obese Patients: Drug Absorption and Distribution
190
Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...
190
01:24Obesity
1.1K
The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in...
1.1K
01:20Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion
128
Drug metabolism, a critical process in the liver, involves two primary phases: Phase I reactions and Phase II conjugation. Obesity introduces significant alterations in this metabolic process, primarily due to fatty infiltration of the liver, leading to conditions such as nonalcoholic fatty liver disease (NAFLD). This condition can modify the activities of both Phase I and II enzymes, impacting how drugs are metabolized in obese patients.Phase I metabolism sees variable effects across...
128
01:26Stress Prevention and Stress Management Techniques IV
191
Stress often leads to unhealthy habits like smoking, excessive drinking, and overeating, which offer short-term relief but ultimately increase long-term health risks. These behaviors create a cycle that temporarily lowers stress levels but can result in severe long-term health consequences. Breaking these habits is essential to reduce the risk of chronic diseases and improve overall well-being. Three primary changes that support better health include quitting smoking, reducing alcohol intake,...
191
01:28Anorexia Nervosa
791
Anorexia nervosa is a complex and severe eating disorder characterized by an intense fear of weight gain, an unrelenting pursuit of thinness, and a distorted body image. It often leads to dangerously low body weight relative to an individual's age and height. This disorder is marked by significant physical and psychological consequences, making it one of the most life-threatening psychiatric illnesses.
Symptoms and Physical Effects
Individuals with anorexia nervosa commonly exhibit extreme...
Symptoms and Physical Effects
Individuals with anorexia nervosa commonly exhibit extreme...
791