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. 2018 May 14;5(2):e10308. doi: 10.2196/10308

Table 1.

Content validity index based on the rating of the relevancy of items by 10 experts.

 Item Ea1 E E3 E4 E5 E6 E7 E8 E9 E 10 I-CVIb
Q1 4 4 4 3 4 4 4 4 3 4 1.00
Q2 2 3 4 3 4 3 4 4 4 1 0.80
Q3 4 4 2 4 4 4 4 4 4 4 0.90
Q4 4 4 4 4 3 4 4 4 4 1 0.90
Q5 3 4 3 4 4 4 4 1 4 4 0.90
Q6 4 4 4 4 4 4 4 4 4 4 1.00
Q7 4 3 4 4 3 4 3 3 4 4 1.00
Q8 4 1 3 4 3 3 4 4 1 3 0.80
Q9 3 3 3 4 3 4 4 4 4 4 1.00
Q10 4 1 4 4 3 2 4 3 4 3 0.80
Content validity index average 0.91

aE: Expert.

bi-CVI: Item Content Validity Index.