Table 2.
Mean internal consistency estimates for the eating attitudes test (EAT)
| |
Reliability
|
|||||
|---|---|---|---|---|---|---|
| Study characteristics | # of data points K | Total sample size N | Sample-weighted mean alpha (SD) | 95% CI | PVASE | |
|
EAT-40 |
15 |
3925 |
.81 (.09) |
.77 - .86 |
5.89% |
|
| Gender: |
Female |
10 |
1950 |
.86 (.04) |
.84 - .89 |
19.54% |
| |
Male |
2 |
492 |
.68 (.06) |
.59 - .77 |
18.90% |
| |
Mixed gender |
3 |
1483 |
.79 (.08) |
.70 - .88 |
4.55% |
| Age: |
Adult |
11 |
1855 |
.87 (.05) |
.84 - .90 |
13.32% |
| |
Adolescent |
4 |
2070 |
.76 (.08) |
.68 - .84 |
5.07% |
| Type of sample: |
Nonclinical |
12 |
3538 |
.80 (.08) |
.75 - .85 |
6.45% |
| |
Clinical: Eating disorder |
2 |
193 |
.90 (.05) |
.83 - .97 |
16.45% |
| Test language: |
English |
11 |
2833 |
.82 (.08) |
.78 - .87 |
6.47% |
| |
Non-English |
4 |
1092 |
.78 (.10) |
.69 - .88 |
5.72% |
|
EAT-26 |
54 |
11963 |
.86 (.05) |
.84 - .87 |
11.50% |
|
| Gender: |
Female |
42 |
9566 |
.85 (.05) |
.83 - .87 |
11.06% |
| |
Male |
4 |
488 |
.85 (.03) |
.82 - .88 |
72.61% |
| |
Mixed gender |
8 |
1909 |
.87 (.05) |
.84 - .90 |
10.28% |
| Age: |
Adult |
42 |
9049 |
.86 (.05) |
.85 - .88 |
12.89% |
| |
Adolescent |
11 |
2717 |
.85 (.05) |
.82 - .88 |
11.94% |
| Type of sample: |
Nonclinical |
48 |
11321 |
.85 (.05) |
.84 - .87 |
11.08% |
| |
Clinical: Eating disorder |
4 |
423 |
.90 (.02) |
.89 - .92 |
100.00% |
| |
Mixed clinical and nonclinical |
2 |
219 |
.88 (.05) |
.81 - .95 |
20.57% |
| Test language: |
English |
44 |
9077 |
.87 (.05) |
.85 - .88 |
11.30% |
| |
Non-English |
10 |
2886 |
.81 (.04) |
.79 - .84 |
25.69% |
|
EAT-26 dieting factor |
24 |
10924 |
.80 (.07) |
.77 - .83 |
5.50% |
|
| Gender: |
Female |
22 |
10693 |
.80 (.07) |
.77 - .83 |
5.06% |
| |
Male |
2 |
231 |
.81 (.03) |
.77 - .85 |
100.00% |
| Age: |
Adult |
17 |
3870 |
.87 (.04) |
.86 - .89 |
19.92% |
| |
Adolescent |
7 |
7054 |
.77 (.05) |
.72 - .81 |
5.74% |
| Type of sample: |
Nonclinical |
22 |
10602 |
.80 (.07) |
.77 - .83 |
5.27% |
| Test language: |
English |
21 |
10150 |
.80 (.07) |
.77 - .83 |
5.35% |
| |
Non-English |
3 |
774 |
.86 (.04) |
.81 - .90 |
17.23% |
|
EAT-26 bulimia and food preoccupation factor |
23 |
10751 |
.67 (.11) |
.63 - .71 |
5.44% |
|
| Gender: |
Female |
21 |
10520 |
.67 (.11) |
.62 - .72 |
5.12% |
| |
Male |
2 |
231 |
.71 (.11) |
.56 - .87 |
17.26% |
| Age: |
Adult |
17 |
3870 |
.79 (.07) |
.75 - .82 |
10.99% |
| |
Adolescent |
6 |
6881 |
.60 (.06) |
.56 - .65 |
9.70% |
| Type of sample: |
Nonclinical |
21 |
10429 |
.67 (.11) |
.62 - .71 |
5.29% |
| Test language: |
English |
20 |
9977 |
.67 (.11) |
.62 - .72 |
4.92% |
| |
Non-English |
3 |
774 |
.71 (.04) |
.67 - .76 |
60.81% |
|
EAT-26 oral control factor |
18 |
4475 |
.56 (.10) |
.51 - .60 |
21.02% |
|
| Gender: |
Female |
16 |
4244 |
.56 (.10) |
.51 - .61 |
19.03% |
| |
Male |
2 |
231 |
.60 (.02) |
.57 - .63 |
100.00% |
| Age: |
Adult |
14 |
3065 |
.56 (.11) |
.50 - .61 |
19.04% |
| |
Adolescent |
4 |
1410 |
.57 (.06) |
.51 - .63 |
34.67% |
| Type of sample: |
Nonclinical |
16 |
4153 |
.55 (.08) |
.51 - .59 |
27.63% |
| Test language: |
English |
15 |
3701 |
.54 (.10) |
.50 - .59 |
21.52% |
| Non-English | 3 | 774 | .63 (.04) | .59 - .67 | 100.00% | |
Note. CI = Confidence Interval. PVASE = Percent of variance accounted for by sampling error.