Table 3.

Clinical information of the participants and statistics between different time-points derived from repeated measures GEE.

	Time	Group				Total		Group	Time	Group ∗ time
		TDCS		SHAM
		Mean	SE	Mean	SE	Mean	SE
GAF	Baseline	43.83	3.91	50.58	5.02	47.21	3.18	0.371	0.005	0.318
	After	48.25	3.55	52.00	5.47	50.12	3.26
	FU	48.50	3.56	55.16	5.79	51.83	3.40
	Total	46.86	3.52	52.58	5.323
Calgary	Baseline	3.08	0.82	1.16	0.55	2.12	0.49	0.100	0.106	0.354
	After	2.41	0.84	1.0	0.54	1.71	0.50
	FU	2.58	0.80	1.25	0.58	1.92	049
	Total	2.69	0.78	1.14	0.52
PANSS Positive scale	Baseline	16.25	0.86	13.25	0.88	14.75	0.62	0.073	0.221	0.687
	After	15.33	1.11	13.08	1.08	14.21	0.77
	FU	14.83	1.16	12.75	1.06	13.79	0.78
	Total	15.47	0.94	13.02	0.99
PANSS Negative scale	Baseline	23.75aA	1.54	21.67aA	2.32	22.71	1.39	0.943	<0.001⁎⁎⁎	<0.001⁎⁎⁎
	After	19.92aB	1.45	21.5aA	2.34	20.71	1.38
	FU	20.33aB	1.58	21.42aA	2.35	20.87	1.41
	Total	21.33	1.46	21.53	2.31
PANSS General scale	Baseline	41.58aA	2.68	36.09aA	2.62	38.83	1.87	0.609	<0.001⁎⁎⁎	0.011⁎
	After	35.58aB	2.45	35.5aA	2.74	35.54	1.84
	FU	35.00aB	2.48	35.08aA	2.67	35.04	1.83
	Total	37.38	2.43	35.55	2.63
PANSS Total scale	Baseline	81.58aA	4.43	71.00aA	5.50	76.29	3.47	0.569	<0.001⁎⁎⁎	<0.001⁎⁎⁎
	After	70.83aB	4.36	70.17aA	5.85	70.50	3.66
	FU	70.17aB	4.63	69.25aA	5.71	69.71	3.67
	Total	74.19	4.35	70.14	5.63

Distinct lowercase letters represent statistically significant differences between groups.

Distinct capital letters represent statistically significant differences within groups. i.e. over time.

^⁎p < 0.05.

^⁎⁎⁎p < 0.001.