[Retracted] Short- and Long-Term Influences of Benzodiazepine and Z-Drug Use in Patients with Bipolar Disorder Combined Sleep Disturbance during Affective Period: A Nine-Month Follow-Up Analysis

Table 4

Variability of MDQ and QIDS reductive ratio between two groups.

		BZD/Z-drug group	No BZD/Z-drug group
MDQ	Month 1	29.20	33.13	-0.872	0.383
	Month 3	29.06	33.29	-0.940	0.347
	Month 6	28.00	33.56	-1.251	0.211
	Month 9	28.64	32.78	-0.931	0.352
QIDS	Month 1	35.72	25.96	-2.049	0.040
	Month 3	34.74	26.59	-1.826	0.068
	Month 6	31.95	28.72	-0.729	0.466
	Month 9	31.36	29.44	-0.434	0.664
QIDS’	Month 1	33.53	28.02	-1.218	0.223
	Month 3	34.97	26.32	-1.949	0.051
	Month 6	29.00	32.33	-0.794	0.427
	Month 9	30.18	30.89	-0.211	0.833

MDQ: Mental Disorders Questionnaire; QIDS: Quick Inventory of Depressive Symptoms; QIDS’: Quick Inventory of Depressive Symptoms, from questions 5 to question 16. .