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

From: 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

  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%
  1. Statistical tests are presented in the text.