LIME

Meta-Analysis

Run a meta-analysis on selected effects from various intervention studies. For more information on what to take into account when running a meta-analysis, see the meta-analysis section in our FAQ.

Papers
Filter by publication characteristics

From 2002 to 2025 (95)

Publication type

Journal articles and conference papers

Publications that are not yet peer-reviewed

Student research

Government and institutional publications

Access type

Paid access required

Free to read

Could not be accessed

Studies
Filter by study design and methodology
Preregistration

Study design registered before data collection

Data availability

Study datasets can be downloaded

Randomization

Eliminates selection bias

Potential for confounding

Study design

Different participants per condition

Same participants across conditions

Combines between and within elements

Participants rotate through conditions in different orders

Condition assignment

Participants assigned to conditions

Groups assigned to conditions

Conditions assigned to time periods

Samples
Filter by sample characteristics

Countries where studies were conducted

Representativeness

Efforts were made to recruit a representative sample of the population

Sample type

Samples consisting of children or minors

General public samples recruited through various channels

Pre-recruited panels of participants (e.g., online panels, community panels)

University students or staff recruited from academic institutions

Interventions
Filter by intervention characteristics
Intervention components

Intervention uses one strategy or content focus

Intervention combines multiple strategies or content areas

Topics or arguments used to persuade people (e.g., animal welfare, health, environment)

Persuasion strategies used by researchers (facts, emotions, social pressure, etc.)

Outcomes
Select types of outcomes to include

Choose between behaviors (actual consumption and food choices), intentions (plans to change diet), or attitudes/beliefs (moral views and feelings about meat).

Measurement type

Self-reported questionnaires and interviews

Participants record their food consumption

Purchase records from restaurants

Observed food selection in controlled settings

Effects
Filter by effect size characteristics

Minimum per control or intervention condition (95)

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