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. 2022 Dec 5;13:1019739. doi: 10.3389/fpsyg.2022.1019739

Table 2.

ICC analysis—AIM3 factor and summarized domain scores.

Measures Intraclass correlation coefficient (ICC)** Lower bound Upper bound Value df1 df2 Sig
ICC*
Overall AIM3 factor scores
Single 0.547 0.471 0.634 73,806 74 4,070 0.000
Average 0.985 0.980 0.990 73,806 74 4,070 0.000
ICC
Overall AIM3 domain (sum) scores
Single 0.697 0.548 0.852 157,441 14 770 0.000
Average 0.992 0.985 0.997 157,441 14 770 0.000
Domain 1
Sexual behavior
Single 0.280 0.084 0.941 25,225 2 110 0.000
Average 0.956 0.836 0.999 25,225 2 110 0.000
Domain 2
Nonsexual behavior
Single 0.331 0.108 0.952 38,129 2 110 0.000
Average 0.965 0.871 0.999 38,129 2 110 0.000
Domain 3
Developmental
Single 0.785 0.489 0.993 220,469 2 110 0.000
Average 0.995 0.982 1.000 220,469 2 110 0.000
Domain 4
Environmental/family
Single 0.804 0.517 0.994 241,548 2 110 0.000
Average 0.996 0.984 1.000 241,548 2 110 0.000
Domain 5
Self-regulation
Single 0.729 0.412 0.991 194,190 2 110 0.000
Average 0.993 0.975 1.000 194,190 2 110 0.000
*

ICC estimates and their 95% confidence intervals were calculated by two-way mixed effects model, absolute-agreement, and single and average measures.

**

“ICC values < 0.5 are indicative of poor reliability, values between 0.5 and 0.75 indicate moderate reliability, values between 0.75 and 0.90 indicate good reliability, and values > 0.90 indicate excellent reliability” (Koo & Li, 2016, p. 158).