Table 3 Content Validity Ratio and Content Validity Indexes of questionnaire
Questions | CVR | CVI for relevance | CVI for clarity |
|---|---|---|---|
1. How useful do you think the following screening examinations are? | 0.82 | 1 | 0.82 |
2. Whom do you consider to be responsible for recommending the following screening examinations? | 0.82 | 1 | 1 |
3. Whom do you consider to be responsible for conducting the following screening examinations? | 1 | 1 | 1 |
4. To what extent do you follow legal recommendations on screening examinations in your practice ? | 0.82 | 1 | 1 |
5. What further recommendations do you make as a part of routine practice procedure? | 0.27 | 0.62 | 0.60 |
6. How often do you conduct the following screening examinations in your practice yourself? | 0.64 | 1 | 1 |