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Table 2 Difficulty parameters and discrimination parameters of the 11 surviving items

From: Item response theory analysis of the Utrecht Work Engagement Scale for Students (UWES-S) using a sample of Japanese university and college students majoring medical science, nursing, and natural science

Item Category 0 vs 1–6 0–1 vs 2–6 0–2 vs 3–6 0–3 vs 4–6 0–4 vs 5–6 0–5 vs 6 Discrimination parameter
1 − 2.659 − 1.714 − 0.650 0.933 2.547 3.713 1.130
2 − 2.763 − 1.880 − 0.898 0.159 1.517 2.754 1.357
3 − 2.452 − 1.665 − 0.661 0.240 1.368 2.597 1.288
4 − 1.465 − 0.493 0.473 1.383 2.381 3.183 1.461
6 − 1.300 − 0.452 0.378 1.184 2.189 3.325 1.420
8 − 1.304 − 0.609 0.082 0.972 1.879 2.689 2.406
10 − 1.243 − 0.553 − 0.005 0.914 1.829 2.493 1.842
11 − 1.334 − 0.656 − 0.127 0.570 1.437 2.133 1.820
12 − 0.324 0.514 1.217 2.409 3.227 3.966 1.410
13 − 1.164 − 0.587 − 0.028 0.720 1.455 2.203 2.990
14 − 0.957 − 0.366 0.156 0.955 1.705 2.368 3.362
Mean − 1.542 − 0.769 − 0.006 0.949 1.958 2.857 1.862