. 2021 Apr 29;11(5):567. doi: 10.3390/brainsci11050567

Table 2.

Comparison of HbO increase between ‘non-user’ (N₁ = 8) and ‘heavy-user’ (N₂ = 16) groups.

	Group	M	SD	t	p
Channel 1	Non-user	−0.692	2.045	−0.511	0.615
Channel 1	Heavy-user	−0.248	1.989
Channel 2	Non-user	−1.414	1.630	−1.468	0.156
Channel 2	Heavy-user	−0.105	2.230
Channel 3	Non-user	−1.024	1.454	0.011	0.991
Channel 3	Heavy-user	−1.034	2.297
Channel 4	Non-user	−0.269	1.550	−0.178	0.86
Channel 4	Heavy-user	−0.146	1.628
Channel 5	Non-user	−0.439	2.180	−0.318	0.753
Channel 5	Heavy-user	−0.176	1.767
Channel 6	Non-user	−0.460	0.698	−1.162	0.258
Channel 6	Heavy-user	−0.045	0.877
Channel 7	Non-user	−0.660	1.699	−0.803	0.431
Channel 7	Heavy-user	0.111	2.423
Channel 8	Non-user	−1.198	2.068	−0.633	0.533
Channel 8	Heavy-user	−0.603	2.222
Channel 9	Non-user	−0.356	0.603	−1.534	0.139
Channel 9	Heavy-user	−0.015	0.466
Channel 10	Non-user	0.360	1.667	−0.172	0.865
Channel 10	Heavy-user	0.465	1.256
Channel 11	Non-user	0.052	1.322	−1.287	0.211
Channel 11	Heavy-user	0.761	1.247
Channel 12	Non-user	0.406	2.823	0.502	0.621
Channel 12	Heavy-user	−0.044	1.606
Channel 13	Non-user	0.790	3.030	0.457	0.652
Channel 13	Heavy-user	0.352	1.702
Channel 14	Non-user	−0.804	0.984	−0.772	0.448
Channel 14	Heavy-user	−0.142	2.304
Channel 15	Non-user	0.444	2.123	0.48	0.636
Channel 15	Heavy-user	0.037	1.882
Channel 16	Non-user	1.166	2.019	2.285	0.032 *
Channel 16	Heavy-user	−0.623	1.699
Channel 17	Non-user	0.391	1.057	0.724	0.477
Channel 17	Heavy-user	−0.140	1.920

Note: * p < 0.05.