TableĀ 5

Consensus-based Standards for the Selection of Health Measurement Instruments (COSMIN) criteria and Care Experience Feedback Improvement Tool (CEFIT) results for content validity

COSMIN questions for content validityResponseRating
1. Was there an assessment of whether all items refer to relevant aspects of the construct to be measured?YesExcellent
2. Was there an assessment of whether all items are relevant for the study population? (eg, age, gender, disease characteristics, country, setting)NoFair
3. Was there an assessment of whether all items are relevant for the purpose of the measurement instrument? (discriminative, evaluative and/or predictive)PartialFair
4. Was there an assessment of whether all items together comprehensively reflect the construct to be measured?YesExcellent
5. Were there any important flaws in the design or methods of the study?NoFair
6. Was there evidence that items were theoretically informed?YesExcellent
Total ratingLowest score countsFair