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Table 1 Description of intervention methods corresponding to different stages

From: Decreasing the use of edible oils in China using WeChat and theories of behavior change: study protocol for a randomized controlled trial

Stages

Intervention focus

Precontemplation

Spread the knowledge and benefits related to healthy oils

Contemplation

Encourage them to start trying to control oil intake

Preparation

Guide participants on how to use edible oils in a healthy manner

Action

Help participants identify factors that affect their persistence in decreasing oil intake

Maintenance

Self-motivation

Termination

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