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. 2020 Dec 16;7(4):e21161. doi: 10.2196/21161

Table 1.

Content validity index based on the rating of the relevancy of items by 10 experts. The content validity index average was 0.92.

Item No E1a E2 E3 E4 E5 E6 E7 E8 E9 E10 I-CVIb
1 3 3 4 2 3 3 3 4 3 3 0.9
2 2 3 4 4 4 4 4 1 4 4 0.8
3 4 3 4 4 4 4 4 4 4 4 1
4 4 3 4 3 3 4 3 4 4 3 1
5 3 3 4 4 3 4 3 4 2 4 0.9
6 3 3 4 3 3 2 2 4 3 3 0.8
7 3 4 4 2 4 3 3 4 4 4 0.9
8 4 4 4 3 2 3 3 4 4 4 0.9
9 4 4 4 4 3 3 4 4 4 4 1
10 3 4 4 4 4 3 4 4 3 4 1

aE: expert.

bI-CVI: item content validity index.