eventually moved home to his wife after being hospitalized. He the frequency of pleasant events and is related to diurnal varia- was unable to take any initiative and needed instructions to carry tion. NA—but not PA—is related to self-reported stress, (poor) out most tasks of daily living. Even making coffee was a chal- coping, and frequency of unpleasant events. Low PA and high lenge for many months. He was released from the hospital in the NA are major distinguishing features of depression and anxiety, summer, and during the winter his wife administered daily lis- respectively. NA is largely unrelated to actual health status. tening to METAMUSIC® Baroque Garden for a period of three Health complaints are as strongly related to intra-individual fluc- months. During and after this listening period he started to read tuation in PA as in NA. history books again (he remembered nothing, but he still enjoyed reading). He started solving simple crossword puzzles again, he Recruiting was able to be on his own for a few hours, and he could go shop- The subjects had to be over the age of eighteen and diag- ping for a few items on his own. This recovery might have hap- nosed with TBI. The injury had to be older than two years, and pened without Hemi-Sync;we do not know. the subjects had all been admitted to the Department for reha- bilitation at the hospital. Inclusion criteria were: diagnosed cog- Materials and Methods nitive problems following TBI, and cognitive functioning agree-
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Hemi-Sync® Journal 2005-3&4 (Summer/Fall) · 1 Hemi-Sync Journal 2005-3&4 Summer-Fall.pdf
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This is a qualitative study. Because of the small number of able with the use of the chosen instruments. The exclusion crite- participants the results will not be used statistically. Only pre- ria were: deteriorating cognitive conditions, diagnosed epilepsy post measures are compared for each individual respectively. or other seizure disorders, psychiatric conditions, substance abuse (drugs and alcohol), or lack of the ability to speak. Instruments The following instruments were used: Design Assessment of Motor and Process Skills (AMPS) The study used a within-subjects, repeated-measures design This is a performance evaluation of functioning in activities to assess the effects of binaural beats during the test period. of daily living (ADL). AMPS9 is used to determine how the Assessments were carried out before and after listening to Hemi- client’s ADL motor and ADL process (organizational/adaptive) Sync products for a minimum of five times a week over a period capabilities affect the ability to perform functional daily living of three months. The assessments were administered in the par- tasks safely, efficiently, and independently. The AMPS Graphic ticipants’ homes. Participants were given five CDs each, four for Report provides an ADL motor and ADL process ability mea- improved attention and concentration (METAMUSIC sure, which monitors ability changes in the client. The cutoff Remembrance, Einstein’s Dream, Baroque Garden, and also
value equals the function of a normal, self-sufficient adult. Values Concentration) and one for relaxation/falling asleep (METAMU- under cutoff on motor skills mean increased effort. Values under SIC Sleeping through the Rain). They were free to choose any of ii Summer/Fall 2005 the five selections they were given, and they listened through measures on the SF-36. Also AMPS motor skills were slightly stereo headphones. They all wrote a daily “listening log” with reduced and NA went up slightly. Four measures on the SF-36 information about what CDs they listened to, what time of the remained unchanged. day they listened, activity during listening, and any other com- Case 3: A woman, age forty-five with a husband and three ments. children, was in a car accident eight years ago. It was several years before she was diagnosed with TBI. She had no particular lis- Ethics tening pattern. This project was approved by the Regional Office for Ethical Findings: The AMPS did not show any changes. She scored Advice, Regional Committee for Medical Research Ethics, well over cutoff on both tests. Health Region South. The PANAS scale showed an increase on PA of +7, indicat- ing improved social life and an increase in frequency of pleasant Results events. NA was reduced with -7 points, indicating less self- Of the six participants, two showed few or no changes on reported stress and a decrease of unpleasant events. The SF-36