Related Experiment Video
Updated: Mar 29, 2026

Author Spotlight: Quantifying Pain Experience – An Illustrative Approach Using the Pain Body Diagram
Published on: July 7, 2023
Factors Associated with Greater Pain Intensity
Mariano E Menendez1, David Ring1
1Department of Orthopaedic Surgery, Massachusetts General Hospital, Harvard Medical School, 55 Fruit Street, Yawkey Center, Suite 2100, Boston, MA 02114, USA.
Pain intensity varies greatly, influenced by stress and poor coping. For orthopedic patients, higher opioid use correlates with worse pain and lower satisfaction, highlighting self-efficacy as the key pain reliever.
Area of Science:
- Pain perception and management
- Orthopedic surgery outcomes
- Psychological factors in pain
Background:
- Pain intensity shows significant variability among individuals experiencing nociception.
- Stress, distress, and ineffective coping strategies are primary drivers of this pain variability.
- Opioid consumption in orthopedic surgery patients is linked to increased pain and reduced satisfaction.
Purpose of the Study:
- To identify key factors influencing pain intensity variation.
- To investigate the relationship between opioid intake, pain intensity, and patient satisfaction in orthopedic surgery.
- To determine the most effective pain management strategy.
Main Methods:
- Analysis of patient-reported pain intensity.
- Correlation studies on stress, distress, and coping mechanisms.
- Examination of opioid intake and satisfaction levels in orthopedic surgery patients.
Main Results:
- Pain intensity is highly variable and significantly influenced by psychological factors like stress and coping.
- Increased opioid intake in orthopedic patients is associated with greater perceived pain intensity and diminished satisfaction with pain control.
- Self-efficacy emerged as the most potent factor in pain relief.
Conclusions:
- Psychological factors, particularly self-efficacy, play a crucial role in pain management.
- Opioid-centered pain management strategies in orthopedics may be less effective than enhancing patient self-efficacy.
- Future pain management interventions should focus on bolstering self-efficacy for improved patient outcomes.
Related Concept Videos
Analgesia and Pain Management
Pain
Nociception
Factors Affecting Perception
An illustrative example of a perceptual set is the scenario where an airline pilot told...
Opioid Analgesics: Synthetic and Semisynthetic Opioids
Primary Motives: Sleep, Sex, and Pain Avoidance
Sleep is a fundamental physiological drive that fosters a state of restfulness crucial for several bodily functions. It facilitates body restoration, the process by which the body repairs, rejuvenates, and maintains itself during sleep, including memory...

