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

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

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

ISSN: 1756-0500