TABLE 4.

The difference in sleep quality and anxiety symptoms between the intervention and control groups.

Model	Time	Intervention group			Control group			F	p	η2
		N	Mean	SD	N	Mean	SD
PSQI		63	4.429	3.176	64	6.109	3.533	8.006**	0.005	0.062
	Baseline	21	5.476	3.459	22	6.000	3.792	0.260	0.611	0.002
	7 days	20	3.600	1.957	21	6.000	3.066	5.204*	0.024	0.041
	14 days	22	4.182	3.621	21	6.333	3.838	4.386*	0.038	0.035
BAI		63	24.746	5.697	64	29.750	12.655	8.471**	0.004	0.065
	Baseline	21	26.143	7.683	22	26.409	12.192	0.008	0.929	0.000
	7 days	20	24.300	5.411	21	29.857	11.642	3.314	0.071	0.027
	14 days	22	23.818	3.172	21	33.143	13.731	9.786**	0.002	0.075

PSQI, Pittsburgh Sleep Quality Index; BAI, Beck Anxiety Inventory.

*p < 0.05; **p < 0.01.

The bold values means there are significant differences.