Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Fixed Action Patterns01:06

Fixed Action Patterns

17.5K
A fixed action pattern (FAP) is a specific, hard-wired sequence of behaviors that occurs in response to an external stimulus, called a sign stimulus. The behavior is “fixed” because it is essentially unchangeable—proceeding similarly across individuals of a species every time it occurs.
17.5K
Patterns of Fever01:26

Patterns of Fever

3.8K
Before understanding the types and patterns of fever, it is essential to know its phases.
3.8K
Oxygen Requirements and Growth Patterns01:29

Oxygen Requirements and Growth Patterns

1.2K
Microorganisms exhibit diverse oxygen requirements and growth patterns driven by their metabolic strategies and environmental adaptations. Oxygen, while essential for many organisms, can also be toxic under certain conditions, shaping how microorganisms grow and survive.Oxygen Requirements of MicroorganismsMicroorganisms are classified based on their ability to use or tolerate oxygen:● Obligate aerobes like Mycobacterium tuberculosis need oxygen for energy production, as it serves as the...
1.2K
¹H NMR Signal Multiplicity: Splitting Patterns01:13

¹H NMR Signal Multiplicity: Splitting Patterns

6.5K
When protons A and X are coupled, their nuclear spin energy levels are slightly modified. This is because the energy required to excite proton A to a spin state parallel to proton X is slightly different from the energy required for it to become anti-parallel to spin X. Consequently, there are two possible excitation frequencies for A (A1 and A2), depending on the spin state of X, and vice versa. The mutual nature of coupling implies that the difference between frequencies A1 and A2, indicated...
6.5K
Assessment of the Gastrointestinal System II: Health Perception Pattern01:29

Assessment of the Gastrointestinal System II: Health Perception Pattern

461
Assessing the gastrointestinal (GI) system is a complex process that begins with collecting subjective data. This data, collected through patient interviews, provides crucial insights into the patient's health history, perception patterns, and lifestyle habits, all contributing significantly to GI health.
Health Perception Patterns
Health perception patterns offer valuable insights into a patient's lifestyle habits and how they may impact their GI health. These patterns include:
461
Case Studies01:22

Case Studies

13.3K
There are many research methods available to psychologists in their efforts to understand, describe, and explain behavior and the cognitive and biological processes that underlie it.
13.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Fidelity in the context of adapting a digital intervention for depression from an evidence-based in-person format in Vietnam.

BMC health services research·2026
Same author

Payday Loan Use Among People With Lived and Living Experience of Substance Use.

Drug and alcohol review·2026
Same author

Self-reported cannabis use to manage opioid withdrawal symptoms and reductions in opioid use among people who use unregulated opioids: a cross-sectional analysis.

Journal of cannabis research·2026
Same author

Take-home naloxone (THN) ownership among a community-based cohort of sex workers who use drugs in metro vancouver: longitudinal trends and structural determinants (2017-2024).

Harm reduction journal·2026
Same author

Prevalence and Correlates of Reporting a Gabapentin Prescription for Pain Among People Who Use Opioids: A Longitudinal Community-Recruited Study.

Drug and alcohol review·2026
Same author

Participant perspectives on a safe supply program in Vancouver, Canada: impacts, satisfaction and improvement priorities.

Harm reduction journal·2026

Related Experiment Video

Updated: Jan 21, 2026

Design and Construction of an Urban Runoff Research Facility
13:48

Design and Construction of an Urban Runoff Research Facility

Published on: August 8, 2014

13.5K

Supervised Injection Facility Utilization Patterns: A Prospective Cohort Study in Vancouver, Canada.

Mary Clare Kennedy1, David C Klassen2, Huiru Dong3

  • 1British Columbia Centre on Substance Use, Vancouver, British Columbia, Canada; Department of Medicine, University of British Columbia, St. Paul's Hospital, Vancouver, British Columbia, Canada.

American Journal of Preventive Medicine
|August 5, 2019
PubMed
Summary
This summary is machine-generated.

Supervised injection facilities retain high-risk individuals, with cessation often linked to reduced drug use or home-based injections. Factors like methadone therapy and HIV status influence continued use patterns.

More Related Videos

Candidate Gene Testing in Clinical Cohort Studies with Multiplexed Genotyping and Mass Spectrometry
05:53

Candidate Gene Testing in Clinical Cohort Studies with Multiplexed Genotyping and Mass Spectrometry

Published on: June 21, 2018

10.6K
Analyzing Mitochondrial Morphology Through Simulation Supervised Learning
12:06

Analyzing Mitochondrial Morphology Through Simulation Supervised Learning

Published on: March 3, 2023

4.7K

Related Experiment Videos

Last Updated: Jan 21, 2026

Design and Construction of an Urban Runoff Research Facility
13:48

Design and Construction of an Urban Runoff Research Facility

Published on: August 8, 2014

13.5K
Candidate Gene Testing in Clinical Cohort Studies with Multiplexed Genotyping and Mass Spectrometry
05:53

Candidate Gene Testing in Clinical Cohort Studies with Multiplexed Genotyping and Mass Spectrometry

Published on: June 21, 2018

10.6K
Analyzing Mitochondrial Morphology Through Simulation Supervised Learning
12:06

Analyzing Mitochondrial Morphology Through Simulation Supervised Learning

Published on: March 3, 2023

4.7K

Area of Science:

  • Public Health
  • Addiction Medicine
  • Sociology

Background:

  • Supervised injection facilities (SIFs) offer crucial health and community benefits.
  • Long-term utilization patterns of SIFs remain understudied.
  • Understanding SIF client retention is key for harm reduction strategies.

Purpose of the Study:

  • To longitudinally characterize the discontinuation of supervised injection facility use among people who inject drugs.
  • To identify factors associated with cessation of SIF use during periods of active drug injection.

Main Methods:

  • Prospective cohort study involving 1,336 people who inject drugs (December 2005–December 2016).
  • Extended Cox regression for recurrent events analyzed time to SIF use cessation.
  • Data collected on demographics, drug use patterns, and healthcare access.

Main Results:

  • Over 50 months median follow-up, 63.4% ceased SIF use during active injection; 57.8% ceased during injection cessation.
  • Methadone maintenance therapy and HIV seropositivity increased cessation risk.
  • Homelessness, frequent heroin use, public injecting, overdose history, treatment access difficulties, and incarceration decreased cessation risk.

Conclusions:

  • SIFs effectively retain individuals at high risk for drug-related harms.
  • Client utilization is not perpetual; cessation is common and often linked to reduced drug use or preference for private settings.
  • Findings support the ongoing role of SIFs in harm reduction while acknowledging dynamic client engagement.