Table 4.
The results of item analyses by ethnicity/race.
| Characteristics | Hispanic | Asian American | African American | White | Total | |
|---|---|---|---|---|---|---|
| Prevalence part | Item-total correlation(range) | .35–.58 | .25–.58 | .33–.56 | .38–.58 | .41–.57 |
| Inter-item correlation(average) | .25 | .22 | .23 | .26 | .25 | |
| Severity part | Item-total correlation(range) | .42–.65 | .42–.65 | .36–.59 | .44–.64 | .45–.65 |
| Inter-item correlation(average) | .30 | .28 | .27 | .32 | .30 |
Note: Values are Kuder-Richardson Formula 20 for prevalence part or Cronbach’s α for severity part.