Table 2.

Publication bias test.

Test		CD4+ T-cell evaluation			CD8+ T-cell evaluation			IgG seropositivity rate			IgG GMC			Safety
		D30	D60	D210	D30	D60	D210	D30	D60	D210	D30	D60	D210	Headache	Myalgia	Pain
Begg's test	Z	0.75	1.22	1.22	0.00	1.22	1.22	0.00	2.63	0.34	1.70	0.00	1.04	0.34	0.00	0.00
	p	0.45	0.22	0.22	1.00	0.22	0.22	1.00	0.01*	0.73	0.09	1.00	0.30	0.73	1.00	1.00
Egger's test	t	0.41	1.79	1.16	−0.43	0.94	1.00	0.65	2.11	−0.17	2.30	1.43	3.76	−1.11	−0.11	−0.05
	p	0.70	0.17	0.33	0.69	0.42	0.39	0.55	0.10	0.88	0.15	0.39	0.17	0.38	0.93	0.97

GMC, IgG geometric mean concentration;

^*P < 0.05, publication bias effects were statistically significant.