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Table 3 Reliability Analyses for Modified Dental Anxiety Scale (MDAS), Dental Fear Survey (DFS), and Needle Survey (NS) by Sample

From: Psychometric properties of Spanish-language adult dental fear measures

Sample

MDAS Alpha

MDAS Intraclass Correlation (95% CI)

DFS Alpha

DFS Intraclass Correlation (95% CI)

NS Alpha

NS Intraclass Correlation (95% CI)

English-speaking Community

0.86

 

0.96

 

0.92

 

Spanish-speaking Community

0.83

 

0.95

 

0.92

 

English-speaking College Students

0.91

0.94 (0.87–0.97)

0.97

0.94 (0.88–0.97)

0.94

0.88 (0.73–0.95)

Spanish-speaking College Students

0.85

0.69 (0.34–0.85)

0.92

0.86 (0.68–0.97)

0.92

0.94 (0.86–0.97)

Spanish-speaking Patients

0.80

 

0.96

 

0.94

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