Development and Validation of Sleep Disturbance Questionnaire in Patients with Acute Coronary Syndrome

Table 2

Results of the factorial analysis of rotated component matrix.

Question number	Component
	1	2	3	4	5
1	.807	.209	.003	.061	−.016
2	.762	.250	−.010	.040	.088
3	.096	.713	.148	−.107	.160
4	.048	−.024	.065	.085	.808
5	.526	−.066	.203	−.141	.168
6	.366	.608	.189	.150	−.054
7	.135	.604	.109	.242	−.034
8	.405	.338	.146	.255	−.138
9	.218	.625	−.051	−.072	.242
10	.050	.418	−.008	.303	.394
11	.756	.176	−.003	.231	.120
12	.784	.214	.152	.258	.046
13	.059	−.010	.696	.019	.174
14	.088	.130	.690	.057	.017
15	.159	.309	.574	.057	.215
16	−.055	.204	.666	.092	−.089
17	.120	.115	.676	−.021	.096
18	.077	.267	.166	.714	.012
19	.204	.389	−.022	.432	.052
20	.129	−.019	.050	.241	.538
21	.182	.765	.031	−.071	.204
22	.112	.600	.202	−.008	.014
23	−.009	.110	−.113	.060	.838