Quantifying Liver Stagnation Spleen Deficiency Pattern for Diarrhea Predominate Irritable Bowel Syndromes Using Multidimensional Analysis Methods

Table 4

Estimation of factor loadings and MIRT parameters of items.

Items	Factor loadings		MIRT parameters
	(SE)	(SE)						MDISC
1	0.69 (0.04)	0	2.03	0	−0.15	−2.60	−5.39	2.03
2	0.71 (0.05)	0	2.19	0	−0.83	−3.10	−5.91	2.19
3	0.55 (0.06)	0	1.29	0	−0.39	−3.71	−4.65	1.29
4	0.30 (0.08)	0	0.84	0	−2.51	−4.78	−6.19	0.84
5	0.43 (0.07)	0	1.12	0	−1.10	−3.29	−5.78	1.12
6	0	0.60 (0.07)	0	2.21	−1.95	−5.66	−7.11	2.21
7	0	0.62 (0.05)	0	1.48	−0.95	−3.67	−5.59	1.48
8	0	0.28 (0.07)	0	0.94	−2.51	−5.19	−6.30	0.94
9	0	0.54 (0.06)		0.98	−0.49	−2.74	−3.88	0.98

SE: standard error. : liver stagnation factor. : spleen deficiency factor. : discrimination parameter of dimension . : easiness parameter of category of an item. MDISC: multidimensional discrimination parameter of item. .