Melatonin Supplementation in Patients with Complete Tetraplegia and Poor Sleep

Figure 3

Change in individual participant responses to BNSQ scaled questions after two weeks of melatonin supplementation. Y = participants who showed an increase in melatonin concentration levels, N = the participant with no change in melatonin concentration level. Negative scores indicate improvement on the BNSQ item; positive scores indicate poorer sleep experience or functioning, 0 represents no change.