Table 3.

Correlation matrix analysis between KDAI score, sub-scales of Indonesian Symptoms Checklist 90, and PSQI.

	1	2	3	4	5	6	7	8	9	10	11	12	13
1. KDAI	–
2. GSI	0.313**	–
3. Depression	0.303**	0.927**	–
4. Anxiety	0.303**	0.865**	0.787**	–
5. Obsessive-Compulsive	0.311**	0.930**	0.858**	0.781**	–
6. Phobic Anxiety	0.256**	0.805**	0.760**	0.690**	0.737**	–
7. Somatization	0.249**	0.858**	0.752**	0.845**	0.773**	0.678**	–
8. Interpersonal Sensitivity	0.313**	0.911**	0.850**	0.760**	0.848**	0.705**	0.721**	–
9. Hostility	0.301**	0.823**	0.762**	0.705**	0.773**	0.645**	0.679**	0.795**	–
10. Paranoid	0.302**	0.570**	0.800**	0.729**	0.803**	0.677**	0.684**	0.856**	0.783**	–
11. Psychoticism	0.320**	0.872**	0.820**	0.753**	0.816**	0.694**	0.704**	0.828**	0.752**	0.823**	–
12. Additional	0.284**	0.902**	0.814**	0.759**	0.828**	0.711**	0.763**	0.802**	0.724**	0.754**	0.793**	–
13. PSQI	0.225**	0.538**	0.493**	0.477**	0.505**	0.397**	0.485**	0.482**	0.442**	0.442**	0.460**	0.534**	–
Mean	66.51	37.24	5.57	3.32	4.87	2.52	4.69	4.18	1.85	2.54	3.39	3.74	5.53
SD	41.55	50.30	8.24	5.54	6.26	3.97	6.81	5.98	3.06	4.05	5.60	4.63	3.10
Median	62	17	2	1	3	1	2	2	1	1	1	2	5
IQR	45	48	8	4	7	4	6	6	2	4	5	6	5

**p < 0.01; All 95% CIs of the correlation coefficients were above 0 through bootstrapping (5,000 iterations).