Table 6.

Moderator analysis for the prevalence of anxiety.

Moderator variable	Heterogeneity			Type	k	r	95% CI
	Q	df	p				Lower limit	Upper limit
Whether attending emergency online learning	2.97	1	0.09	Yes	3	0.81	0.52	0.94
				No	19	0.54	0.40	0.67
Educational level	4.89	1	0.03	Elementary	4	0.29	0.11	0.58
				Tertiary	18	0.63	0.53	0.72
Development level	0.24	1	0.63	Developed	6	0.63	0.37	0.84
				Developing	16	0.58	0.41	0.69
Student major	0.01	1	0.92	Diverse	3	0.66	0.35	0.88
				Medical	7	0.64	0.47	0.78