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Table 4 Summary of biased items by DIF

From: Psychometric properties of Leisure Satisfaction Scale (LSS)-short form: a Rasch rating model calibration approach

Items No RW t p-value DIF contrast DIF category
1 0 1 0 A
2 2.1 0.0361 0.28 A
3 − 0.69 0.4895 − 0.09 A
4 1.99 0.047 0.27 A
5 − 0.58 0.5655 − 0.08 A
6 − 2.69 0.0074 − 0.41 A
7 0.54 0.5912 0.07 A
8 − 1.08 0.2825 − 0.15 A
9 0 1 0 A
10 − 0.53 0.5944 − 0.08 A
11 − 0.62 0.5351 − 0.09 A
12 0 1 0 A
13 − 0.47 0.6365 − 0.07 A
14 − 0.33 0.7448 − 0.05 A
15 1.5 0.1337 0.21 A
16 − 0.7 0.4826 − 0.1 A
19 1.57 0.1164 0.2 A
20 1.38 0.1689 0.18 A
21 − 1.74 0.0825 − 0.24 A
22 − 0.84 0.3989 − 0.12 A
23 0 1 0 A
24 0.17 0.8665 0.02 A