It included items based on existing research such as: I trust other students in this program.
Risk behaviours were assessed by items based on existing instruments previously developed by Municipal Public Health Services and health institutes in the Netherlands [ 31].
A variety of the items were based on existing critical appraisal templates and modified accordingly for the development of the ACE tool [ 15, 16].
Although items were based on existing questionnaires, Cronbach's α was too low to generate reliable overall perception scales for preparation, health benefits or accuracy.
Contents of the survey items were based on existing literature and expert opinion and addressed various topics related to VMS programs, including organizational aspects, program objectives, and practical issues.
While most items of the scales are based on existing scales appropriate for other populations, the PACSLAC developers collected items that are characteristic of pain in elderly people with dementia.
▪ Determinants of behavioral change: A 41-item questionnaire, based on existing TPB questionnaires, will be used to assess lifestyle-specific behavior with regard to the constructs attitude, social norm, self-efficacy and intention to change.
Questionnaire items were designed based on existing theoretical constructs and literature.
The survey item content was based on existing literature and expert opinion (see below).
As the content of the instrument items was initially developed based on existing research with parents, the 10 domains that arose from EFA are also consistent with existing literature.
