Most Colombians were indifferent to tobacco and marijuana control policies in survey

A survey of 147 Colombian adults found that the most common response to proposed tobacco and marijuana control policies was indifference, with only small minorities consistently favoring or opposing regulation.

Del Rio Forero, Daniel et al.·Substance abuse treatment·2025·Preliminary EvidenceCross-Sectional
RTHC-06329Cross SectionalPreliminary Evidence2025RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Cross-Sectional
Evidence
Preliminary Evidence
Sample
N=147

What This Study Found

Three positions emerged for each substance: generally unfavorable regardless of policy (22% tobacco, 17% marijuana), depends on regulation level (18% tobacco, 22% marijuana), and always favorable regardless of policy (23% tobacco, 25% marijuana). The largest group (37% tobacco, 36% marijuana) expressed no opinion at all.

Key Numbers

147 adults surveyed with 32 policy vignettes each. Indifferent/no opinion: 37% (tobacco), 36% (marijuana). Always favorable: 23% (tobacco), 25% (marijuana). Depends on regulation: 18% (tobacco), 22% (marijuana). Generally unfavorable: 22% (tobacco), 17% (marijuana).

How They Did This

A sample of 147 Colombian adults evaluated 32 vignettes describing control policies that varied across four factors: behavior targeted (tobacco or marijuana), preventive measures (e.g., information campaigns), regulatory measures (e.g., prohibition for minors), and penalty severity (e.g., imprisonment). Cluster analysis identified distinct attitudinal groups.

Why This Research Matters

Drug control policies can only succeed with public understanding and support. This study reveals that in Colombia, the predominant public response to both tobacco and marijuana control policies is indifference, suggesting that policy effectiveness may be undermined by public disengagement rather than active opposition.

The Bigger Picture

The similarity in public attitudes toward tobacco and marijuana control is notable. In both cases, roughly equal proportions were for and against regulation, with the largest share simply disengaged. This suggests that Colombian drug policy debates may be driven by small, vocal minorities while most citizens remain uninvolved.

What This Study Doesn't Tell Us

Small pilot sample of 147 adults that may not represent the broader Colombian population. Vignette-based surveys measure stated attitudes, not actual behavior or policy compliance. The study was conducted at a single point in time and may not reflect shifting attitudes.

Questions This Raises

  • ?Would larger samples from different regions of Colombia show different patterns?
  • ?Does public indifference actually reduce policy effectiveness, or can policies work regardless of public engagement?
  • ?How do these attitudes compare to other Latin American countries?

Trust & Context

Key Stat:
36-37% of Colombians expressed no opinion on substance control policies
Evidence Grade:
Small pilot survey (n=147) using vignette methodology; provides directional insight but limited generalizability.
Study Age:
Published in 2025.
Original Title:
Mapping Colombians' positions on national policies to control tobacco and marijuana consumption: a pilot study.
Published In:
Substance abuse treatment, prevention, and policy, 20(1), 16 (2025)
Database ID:
RTHC-06329

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study

A snapshot of a population at one point in time.

What do these levels mean? →

Frequently Asked Questions

Were attitudes different for tobacco versus marijuana?

Attitudes were remarkably similar. The proportions favoring, opposing, or being indifferent to control policies were nearly identical for both substances.

Why does public indifference matter?

The researchers argue that public health policies need citizen understanding and approval to be effective. If the largest group is indifferent, policies may lack the social support needed for compliance and enforcement.

Read More on RethinkTHC

Cite This Study

RTHC-06329·https://rethinkthc.com/research/RTHC-06329

APA

Del Rio Forero, Daniel; Marín, Claudia Pineda; Sastre, María Teresa Muñoz; Kpanake, Lonzozou; Mullet, Etienne. (2025). Mapping Colombians' positions on national policies to control tobacco and marijuana consumption: a pilot study.. Substance abuse treatment, prevention, and policy, 20(1), 16. https://doi.org/10.1186/s13011-025-00646-w

MLA

Del Rio Forero, Daniel, et al. "Mapping Colombians' positions on national policies to control tobacco and marijuana consumption: a pilot study.." Substance abuse treatment, 2025. https://doi.org/10.1186/s13011-025-00646-w

RethinkTHC

RethinkTHC Research Database. "Mapping Colombians' positions on national policies to contro..." RTHC-06329. Retrieved from https://rethinkthc.com/research/del-2025-mapping-colombians-positions-on

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.