Table 1.

Demographic information for participants.

		N	Gender	Ethnicity	Age	Handedness	Grade	ACE	Employment	Buprenorphine
MindLight
	Active	13	2 f, 11 m	5 b, 8 w	44 ± 8.7	4 l, 9 r	12 ± 3.0	4.8 ± 2.6	3 y, 10 n	7 n, 6 y
	Sham	11	1 f, 10 m	6 b, 5 w	46 ± 12.0	2 l, 9 r	18 ± 15.1	4.7 ± 3.2	4 y, 7 n	10 n, 1 y
McLean
	Active	7	1 f, 6 m	3 b, 4 w	47 ± 13.8	1 l, 6 r	14 ± 1.9	4.0 ± 2.0	1 y, 6 n	5 n, 2 y
	Sham	8	4 f, 4 m	2 b, 6 w	44 ± 14.8	1 l, 7 r	13 ± 2.1	4.8 ± 2.3	4 y, 4 n	3 n, 5 y

The groups were formed by randomization at the 2 sites and are not exactly matched, but by mixed model analysis none of these demographic parameters were significant enough to be included as predictors in the model. Age, Grade, and ACE scores are mean ± SD. f, female; m, male; b, black; w, white.