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Table 2 Final questionnaire

From: Measuring determinants of implementation behavior: psychometric properties of a questionnaire based on the theoretical domains framework

Domains Constructs Items Source
D1 Knowledge Knowledge (1) I know how to deliver [PA intervention] following the guidelines. Adapted from Amemori et al. [37]
   Role clarity (3) Objectives of [PA intervention] and my role in this are clearly defined for me. Adapted from Wännström [66]
    With regard to [PA intervention], I know what my responsibilities are.  
    In my work with [PA intervention], I know exactly what is expected from me.  
D2 Skills Skills (3) I have been trained in delivering [PA intervention] following the guidelines. New items
    I have the skills to deliver [PA intervention] following the guidelines.  
    I am practiced to deliver [PA intervention] following the guidelines.  
D3 Social/professional role and identity Professional role (3) Delivering [PA intervention] following the guidelines is part of my work as a PT. New items
    As a PT, it is my job to deliver [PA intervention] following the guidelines.  
    It is my responsibility as a PT to deliver [PA intervention] following the guidelines.  
D4 Beliefs about capabilities Self-efficacy (4) I am confident that I can deliver [PA intervention] following the guidelines. Adapted from Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    I am confident that I can deliver [PA intervention] following the guidelines even when other professionals with whom I deliver [PA intervention] do not do this.  
    I am confident that I can deliver [PA intervention] following the guidelines even when there is little time.  
    I am confident that I can deliver [PA intervention] following the guidelines even when participants are not motivated.  
   Perceived behavioral control (7) I have control over delivering [PA intervention] following the guidelines. Adapted from Ajzen [41]
    For me, delivering [PA intervention] following the guidelines is (very difficult – very easy).  
    For me, performing the intake is (very difficult – very easy).  
    For me, delivering the training program is (very difficult – very easy).  
    For me, performing the evaluation is (very difficult – very easy).  
    For me, giving attention to participant’s maintenance of PA behavior outside [PA intervention] is (very difficult – very easy).  
    For me, reporting about the [PA intervention] to the referring professional is (very difficult – very easy).  
D5 Optimism Optimism (3) In my work as a PT, in uncertain times, I usually expect the best. Adapted from Scheier et al. [48]
    In my work as a PT, I’m always optimistic about the future.  
    In my work as a PT, overall, I expect more good things to happen than bad.  
D6 Beliefs about consequences Attitude (4) For me, delivering [PA intervention] following the guidelines is (not useful at all – very useful). Adapted from Ajzen [41]
    For me, delivering [PA intervention] following the guidelines is (not worthwhile at all – very worthwhile).  
    For me, delivering [PA intervention] following the guidelines is (not pleasurable at all – very pleasurable).  
    For me, delivering [PA intervention] following the guidelines is (not interesting at all – very interesting).  
   Outcome expectancies (5) If I deliver [PA intervention] following the guidelines, [PA intervention] will be most effective. Adapted from Bandura [42]
    If I deliver [PA intervention] following the guidelines, participants will appreciate this.  
    If I deliver [PA intervention] following the guidelines, this will strengthen the collaboration with professionals with whom I deliver [PA intervention]. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    If I deliver [PA intervention] following the Guidelines, I will feel satisfied.  
    If I deliver [PA intervention] following the Guidelines, it will help participants to be more physically active.  
   Reinforcement (3) When I deliver [PA intervention] following the guidelines, I get financial reimbursement. New items
    When I deliver [PA intervention] following the guidelines, I get recognition from the work context. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    When I deliver [PA intervention] following the guidelines, I get recognition from participants.  
D7 Intentions Intention (3) I intend to deliver [PA intervention] following the guidelines in the next three months. Adapted from Ajzen [41]
    I will definitely deliver [PA intervention] following the guidelines in the next three months.  
    How strong is your intention to deliver [PA intervention] following the guidelines in the next three months?  
D8 Goals Priority (2) How often is working on something else on your agenda a higher priority than delivering [PA intervention] following the guidelines? New items
    How often is working on something else on your agenda more urgent than delivering [PA intervention] following the guidelines?  
D9 Innovation Innovation characteristics (5) It is possible to tailor [PA intervention] to participants’ needs? New items
    It is possible to tailor [PA intervention] to professionals’ needs? Content based on Rogers [11]
    [PA intervention] costs little time to deliver.  
    [PA intervention] is compatible with daily practice.  
    [PA intervention] is simple to deliver.  
D10 Socio-political context Socio-political context (3) Government and local authorities provide sufficient support to interventions such as [PA intervention]. New items
    Insurance companies provide sufficient support to interventions such as [PA intervention]. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    PHC is sufficiently oriented towards prevention.  
D11 Organization Organizational resources and support (4) In the organization I work, all necessary resources are available to deliver [PA intervention]. New items
    I can count on support from the management of the organization I work in, when things get tough guidelines. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    The management of the organization I work in is willing to listen to my problems with delivering [PA intervention] following the guidelines.  
    The management of the organization I work in is helpful with delivering [PA intervention] following the guidelines.  
D12 Patient Patient characteristics (2) Participants of [PA intervention] are motivated. New items
    Participants of [PA intervention] are positive about [PA intervention]. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
D13 Innovation strategy Innovation strategies (7) [Implementing organization] provides professionals with a training to deliver [PA intervention]. New items
    [Implementing organization] provides the possibility to experience delivering [PA intervention] before professionals need to commit to it. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    [Implementing organization] provides sufficient intervention materials.  
    [Implementing organization] provides assistance to professionals with delivering [PA intervention].  
    [Implementing organization] organizes intervision meetings for professionals.  
    [Implementing organization] provides sufficient financial reimbursement to professionals for [PA intervention] delivery.  
    [Implementing organization] provides insights into results of [PA intervention].  
D14 Social influences Subjective norm (2) Most people who are important to me think that I should deliver [PA intervention] following the guidelines. Adapted from Ajzen [41]
    Professionals with whom I deliver [PA intervention] think I should deliver [PA] intervention] following the guidelines.  
   Descriptive norm (2) Professionals with whom I deliver [PA intervention] deliver [PA] intervention following the guidelines. Adapted from Cialdini et al. [49]
    Other professionals who work with [PA intervention] deliver [PA intervention] following the guidelines.  
   Social support (3) I can count on support from professionals with whom I deliver [PA intervention] when things get tough around delivering [PA intervention] following the guidelines. Adapted from Frese [45]
    Professionals with whom I deliver [PA intervention] are willing to listen to my problems with delivering [PA intervention] following the guidelines.  
    Professionals with whom I deliver [PA intervention] are helpful with delivering [PA intervention] following the guidelines.  
D15 Positive emotions Positive emotions (6) When I work with [PA intervention] I feel optimistic. Adapted from van Veldhoven et al. [44]
    When I work with [PA intervention] I feel comfortable.  
    When I work with [PA intervention] I feel calm.  
    When I work with [PA intervention] I feel relaxed.  
    When I work with [PA intervention] I feel cheerful.  
    When I work with [PA intervention] I feel elated.  
D16 Negative emotions Negative emotions (6) When I work with [PA intervention] I feel nervous. Adapted from van Veldhoven et al. [44]
    When I work with [PA intervention] I feel pessimistic.  
    When I work with [PA intervention] I feel depressed.  
    When I work with [PA intervention] I feel agitated.  
    When I work with [PA intervention] I feel sad.  
    When I work with [PA intervention] I feel uncomfortable.  
D17 Behavioral regulation Action planning (3) I have a clear plan of how I will deliver [PA intervention] following the guidelines. Adapted from Sniehotta et al. [47]
    I have a clear plan under what circumstances I will deliver [PA intervention] following the guidelines.  
    I have a clear plan when I will deliver [PA intervention] following the guidelines.  
   Coping planning (3) I have a clear plan with regard to delivering [PA intervention] following the guidelines when participants are not motivated. Adapted from Sniehotta et al. [47]
    I have a clear plan with regard to delivering [PA intervention] following the guidelines when there is little time. Content based on Huijg, van der Zouwe et al. [43] and Huijg, Gebhardt et al. [13]
    I have a clear plan with regard to delivering [PA intervention] following the guidelines when other professionals with whom I deliver [PA intervention] do not do this.  
D18 Nature of the behaviors Automaticity (4) Delivering [PA intervention] following the guidelines is something I do automatically. Gardner et al. [46]
    Delivering [PA intervention] following the guidelines is something I do without having to consciously remember.  
    Delivering [PA intervention] following the guidelines is something I do without thinking.  
    Delivering [PA intervention] following the guidelines is something I start doing before I realize I am doing it.  
   Memory (2) Delivering [PA intervention] following the guidelines is something I seldom forget. New items
    Delivering [PA intervention] following the guidelines is something I often forget.  
  1. Note. PA: Physical activity; PT: Physical therapist; PHC: Primary healthcare.