Psychological benefits 2 and 4 weeks after a single treatment with near infrared light to the forehead: a pilot study of 10 patients with major depression and anxiety

Table 4 Patient outcomes at 2- and at 4-weeks post-treatment on the HAM-D and the HAM-A. Data are means ± sd

	Measure	Initial minus post-treatment	% Decrease	% Decrease >20%	% Decrease >50%	Score <8	Score ≤ 10
				Improvers	Responders	Remission	Remission
2 weeks post-treatment	HAM-D	13.2 ± 7.9	54.3% ± 26.1	100%	40%	40%	60%
	HAM-A	14.9 ± 9.6	63.1% ± 23.0	100%	70%	50%	70%
4 weeks post-treatment	HAM-D	6.5 ± 7.3	23.0% ± 27.1	50%	20%	0.0	10%
	HAM-A	9.0 ± 7.5	36.6% ± 23.0	90%	30%	20%	60%

ISSN: 1744-9081