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Table 3 Reliability assessment criteria of the study scale (n = 1280)

From: Scale validation for the identification of falsified hand sanitizer: public and regulatory authorities perspectives from United Arab Emirates

Subscale

No. of items

Mean ± SD

Cronbach’s α

IIC

ICC (95% CI)

Factor 1

5

20.7 ± 4

0.848

0.66–0.87

0.848 (0.835–0.861)

Factor 2

4

9.4 ± 3.7

0.821

0.52–0.90

0.821 (0.804–0.836)

Factor 3

3

11.6 ± 3.1

0.736

0.78–0.83

0.736 (0.710–0.760)

Total

12

41.7 ± 8.6

0.867

–

0.867 (0.856–0.877)

  1. Abbreviations: SD standard deviation, IIC item-internal consistency, ICC intraclass correlation (consistency ICC from 2-way mixed model)
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BMC Public Health

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