The Effects of 1 mA tACS and tRNS on Children/Adolescents and Adults: Investigating Age and Sensitivity to Sham Stimulation

Table 2

The results of linear mixed models (LMM) performed on SI 1 mV, SICI, and ICF for all participants, nonresponder and responder to sham.

	Numerator	Denominator	value	value
SI 1 mV
Stimulation	3	451	6.69	<0.001
Time	2	451	2.62	0.073
Age group	1	41	0.57	0.451
	3	451	0.31	0.816
	2	451	0.34	0.705
	6	451	1.01	0.423
	6	451	0.59	0.736
SICI
Stimulation	3	448	0.31	0.816
Time	2	448	0.11	0.897
Age group	1	41	1.84	0.182
Stimulation × age group	3	448	0.82	0.486
	2	448	1.19	0.304
	6	448	0.36	0.901
	6	448	1.63	0.135
ICF
Stimulation	3	448	0.19	0.901
Time	2	448	0.85	0.425
Age group	1	41	0.64	0.426
	3	448	0.28	0.839
	2	448	0.67	0.509
	6	448	0.28	0.839
	6	448	1.15	0.328
Nonresponder to sham	Numerator	Denominator	value	value
SI 1 mv
Stimulation	3	231	13.14	< 0.001
Time	2	231	3.16	0.044
	6	231	0.51	0.803
SICI
Stimulation	3	228	0.71	0.546
Time	2	228	1.91	0.149
	6	228	0.67	0.672
ICF
Stimulation	3	228	1.29	0.277
Time	2	228	0.31	0.729
Stimulation × time	6	228	0.85	0.531
Responder to sham	Numerator df	Denominator df	F value	p value
SI 1 mv
Stimulation	3	231	0.76	0.513
Time	2	231	0.27	0.764
	6	231	1.02	0.411
SICI
Stimulation	3	220	0.95	0.414
Time	2	220	1.48	0.229
	6	220	0.09	0.997
ICF
Stimulation	3	220	0.12	0.942
Time	2	220	0.51	0.601
	6	220	1.17	0.319