Table 3.

Sensitivity analysis for depression and sleep quality indicators.

After excluding the reference	The Result of Heterogeneity:
	Chi²	df	P	I²
Chen et al., 2013 (102) CES-D	9.03	2	=0.01	78%
Larkey et al., 2015 (96) BDI	7.40	2	=0.02	73%
Li et al., 2017 (90) SDS	1.81	2	=0.40	0%
Wei et al., 2022 (70) HADS	9.48	2	=0.009	79%
Chen et al., 2013 (102) PSQI	5.75	1	=0.02	83%
Larkey et al., 2015 (96) PSQI	13.35	1	=0.0003	93%
Liao et al., 2022 (82) PSQI	0.69	1	=0.41	0%

Sensitivity analysis for depression.