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Related Concept Videos

Crossover Experiments01:16

Crossover Experiments

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Crossover experiments, also called the repeated-measurements design, is a study design in which all experimental units are exposed to all treatments in different periods. Crossover experiments are generally used in psychology, the pharmaceutical industry, agriculture, and medicine.
Crossover designs are performed even with smaller sample sizes since the samples can act as their controls. These are better than simple randomized trials since patients are exposed to all the treatments.
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Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
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Related Experiment Video

Updated: Dec 28, 2025

A Contusive Model of Unilateral Cervical Spinal Cord Injury Using the Infinite Horizon Impactor
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Pregabalin and injury: A nested case-control and case-crossover study.

Yoshihisa Miyamoto1, Masao Iwagami2,3,4, Shotaro Aso5

  • 1Division of Nephrology and Endocrinology, The University of Tokyo, Tokyo, Japan.

Pharmacoepidemiology and Drug Safety
|February 23, 2020
PubMed
Summary

This study found that pregabalin use is associated with an increased risk of injury. Pregabalin, a medication, may elevate the likelihood of experiencing an injury in patients.

Keywords:
case-controlcase-crossoverfractureinjurypharmacoepidemiologypregabalin

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Area of Science:

  • Pharmacovigilance
  • Injury Epidemiology
  • Drug Safety

Background:

  • Pregabalin is a widely prescribed medication for various neurological conditions.
  • Understanding potential adverse events, such as injury risk, is crucial for patient safety.
  • Existing literature has not definitively established a link between pregabalin and injury.

Purpose of the Study:

  • To investigate the association between pregabalin use and the risk of injury.
  • To quantify the odds of injury associated with pregabalin prescription.

Main Methods:

  • A large-scale retrospective cohort study utilizing the Japan Medical Data Center claims database.
  • Case-control and case-crossover analyses were employed to assess the association.
  • Adjustments were made for comorbidities and concomitant medications.

Main Results:

  • The study identified a statistically significant association between pregabalin use and an increased risk of injury (adjusted OR, 1.22).
  • Case-crossover analysis further supported this finding, showing a higher odds of pregabalin use before injury (adjusted OR, 1.48).
  • Pregabalin use was observed in 1.7% of injury cases versus 1.1% of controls.

Conclusions:

  • This study provides robust evidence suggesting that pregabalin use is linked to a higher risk of injury.
  • The findings underscore the importance of considering injury risk in patients prescribed pregabalin.
  • Further research may explore the mechanisms underlying this association.