Effects of Individual, Dyadic, and Collaborative Plans on Physical Activity in Partner-Partner Dyads

"Participants are filling in the planning forms, referring to their individual physical activity. Both members of the dyad form their own, interdependent plans.~The following behavior change techniques (BCT) are included in the planning intervention protocol: action planning, barrier identification, prompting self-talk, relapse prevention/coping planning. Applications of all BCT included references to planning."

"Participants are filling in the planning forms jointly. Planning refers to physical activity of only one person in the dyad. The other person in the dyad is actively participating in forming plans by the target person.~The following BCT are included in the planning intervention protocol: action planning, barrier identification, prompting self-talk, relapse prevention/ coping planning. Applications of all BCT included references to planning."

Participants are filling in the planning forms jointly. Planning refers to physical activity of both persons in the dyad. Physical activity may be performed jointly by both persons in the dyad. The following BCT are included in the planning intervention protocol: action planning, barrier identification, prompting self-talk, relapse prevention/ coping planning. Applications of all BCT included references to planning.

The education group participants receive extended physical activity and healthy nutrition education program. The education includes: (1) the guidelines for physical activity and healthy nutrition, tailored to age and health status of the participants, (2) the examples of exercises and their metabolic equivalent; (3) information about healthy body mass and body composition.