Table 2.

Results of the content validity analyses (step 3)

	3rd workshop (n = 16)
Domain 1
Clarity of the item I-CVI = 95%CI	1 [0.81; 1]
Presentation of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Clinical applicability of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Domain 2
Clarity of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Presentation of the item I-CVI = 95%CI	1 [0.81; 1]
Clinical applicability of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Domain 3
Clarity of the item I-CVI = 95%CI	1 [0.81; 1]
Presentation of the item I-CVI = 95%CI	1 [0.81; 1]
Clinical applicability of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Domain 4
Clarity of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Presentation of the item I-CVI = 95%CI	1 [0.81; 1]
Clinical applicability of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Domain 5
Clarity of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Presentation of the item I-CVI = 95%CI	1 [0.81; 1]
Clinical applicability of the item I-CVI = 95%CI	0.94 [0.72; 0.99]
Overall scale
Ave-CVI for the clarity of the scale 95% CI	0.96 [0.90; 0.99]
Ave-CVI for the presentation of the scale 95% CI	0.99 [0.93; 1]
Ave-CVI for the clinical applicability of the scale 95% CI	0.94 [0.86; 0.97]
Global Ave-CVI (Ave-CVI for the overall scale) 95% CI	0.96 [0.93; 0.98]

I-CVI Item level-Content Validity Index = Number of participants rating the item either 3 or 4 / Total number of participants. I-CVI threshold: 0.78

Ave-CVI Average-Content Validity Index = Average of the I-CVI values. Ave-CVI threshold: 0.9