|
Item number
|
Total χ2
|
df
|
p
|
χ2a
|
df
|
p
|
χ2cja
|
df
|
p
|
|---|
|
1
|
14.2
|
5
|
0.0142
|
0.0
|
1
|
0.8646
|
14.2
|
4
|
0.0067
|
|
2
|
5.8
|
5
|
0.3257
|
0.9
|
1
|
0.3382
|
4.9
|
4
|
0.2992
|
|
3
|
8.0
|
5
|
0.1542
|
5.1
|
1
|
0.0238
|
2.9
|
4
|
0.5711
|
|
4
|
3.5
|
5
|
0.6186
|
2.3
|
1
|
0.1316
|
1.3
|
4
|
0.8697
|
|
5
|
4.1
|
5
|
0.5407
|
1.2
|
1
|
0.2771
|
2.9
|
4
|
0.5785
|
|
6
|
2.9
|
5
|
0.7237
|
1.4
|
1
|
0.2439
|
1.5
|
4
|
0.8292
|
|
7
|
2.2
|
5
|
0.8201
|
0.3
|
1
|
0.5763
|
1.9
|
4
|
0.7555
|
|
8
|
3.6
|
5
|
0.6019
|
2.1
|
1
|
0.1491
|
1.6
|
4
|
0.8167
|
|
9
|
11.7
|
5
|
0.0385
|
5.4
|
1
|
0.0201
|
6.3
|
4
|
0.1747
|
|
10
|
2.1
|
5
|
0.8314
|
1.3
|
1
|
0.2496
|
0.8
|
4
|
0.9387
|
|
Item number
|
Total χ2
|
df
|
p
|
χ2a
|
df
|
p
|
χ2cja
|
df
|
p
|
|---|
|
DIF statistics including only non-anchored items
|
|
1
|
13.2
|
5
|
0.0214
|
0.0
|
1
|
0.9721
|
13.2
|
4
|
0.0102
|
|
9
|
12.5
|
5
|
0.0285
|
6.0
|
1
|
0.0142
|
6.5
|
4
|
0.1656
|
|
Item number
|
Group
|
α
|
β1
|
β2
|
β3
|
β4
| | | |
|---|
|
BAS-2 Graded Response Model IRT Properties for non-invariant items
|
|
1
|
Men
|
2.34
|
− 2.47
|
− 1.23
|
− 0.14
|
1.33
| | | |
|
1
|
Women
|
2.33
|
− 2.69
|
− 1.59
|
− 0.14
|
0.86
| | | |
|
9
|
Men
|
2.84
|
− 1.72
|
− 0.76
|
0.02
|
1.21
| | | |
|
9
|
Women
|
4.41
|
− 1.36
|
− 0.57
|
0.25
|
0.93
| | | |
- Bold values denote significance at .05 and are considered ‘non-anchored items’ in the table immediately below
- α defines the capacity of an item to discriminate between varying levels of body appreciation (θ).
- β represents the level of latent trait observed to endorse each item at a specific threshold.
