Table 2.

IRT results for the Doomscrolling Scale

Item	a coefficient	SE	Confidence interval	z	p > |z|
Item 1	1.69	0.15	1.38–2.01	10.72	0.001
Item 2	1.78	0.15	1.44–2.05	11.16	0.001
Item 3	2.43	0.20	2.02–2.84	11.73	0.001
Item 4	2.34	0.23	1.88–2.80	10.00	0.001
Item 5	1.99	0.17	1.64–2.34	11.27	0.001
Item 6	2.21	0.20	1.81–2.61	10.86	0.001
Item 7	2.25	0.21	1.83–2.67	10.55	0.001
Item 8	3.01	0.25	2.49–3.50	11.63	0.001
Item 9	2.59	0.24	2.11–3.08	10.57	0.001
Item 10	3.21	0.28	2.65–3.78	11.21	0.001
Item 11	2.20	0.19	1.81–2.59	11.15	0.001
Item 12	3.31	0.32	2.67–3.95	10.12	0.001
Item 13	3.05	0.27	2.52–3.59	11.22	0.001
Item 14	2.06	0.17	1.71–2.42	11.57	0.001
Item 15	2.91	0.25	2.41–3.40	11.49	0.001