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| Name | Class |
|---|---|
| Stanford University | OTHER |
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The purpose of this study is to determine whether specific wavelengths of light at night can be used to improve mobile balance while simultaneously not increasing alertness.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Dim light | Active Comparator | 15 minutes of very dim (<1 lux) light during the night |
|
| Room light | Active Comparator | 15 minutes of normal room light (~100 lux) during the night |
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| Colored light | Experimental | 15 minutes of colored light during the night |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Light | Other |
|
| Measure | Description | Time Frame |
|---|---|---|
| Mobile balance | Mobile balance as determined using a GaitRite walkway | 15 minutes |
| Alertness | Alertness as determined by electroencephalographic power density | 15 minutes |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| VA Palo Alto Health Care System | Palo Alto | California | 94304 | United States |
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| ID | Term |
|---|---|
| D008027 | Light |
| ID | Term |
|---|---|
| D060733 | Electromagnetic Radiation |
| D055590 | Electromagnetic Phenomena |
| D060328 | Magnetic Phenomena |
| D055585 | Physical Phenomena |
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| D055620 | Optical Phenomena |
| D011827 | Radiation |
| D011840 | Radiation, Nonionizing |