| Clinical Global Impression - Data about severity of disease status, observed improvement and drug efficacy. | Visit Day | phv00348817.v1.p1 |
| Treatment assignment at trial randomization visit | Birth Date | phv00349238.v1.p1 |
| Dataset provides information about EKG results. | EKG performed | phv00348923.v1.p1 |
| Dataset provides information about inclusion/exclusion criteria for Canadian study sites. | Inclusion Exclusion question 11: Has the subject used supplemental creatine at a dose greater than 10 grams daily within 30 days of Baseline Visit? | phv00349029.v1.p1 |
| Dataset provides information about inclusion/exclusion criteria for Canadian study sites. | Inclusion Exclusion question 8: Is the subject able to take oral medication? | phv00349026.v1.p1 |
| Dataset provides information about inclusion/exclusion criteria. | Inclusion Exclusion question 12: Has the subject used supplemental Coenzyme Q10 at a dose higher than 600 milligrams daily within 30 days of Baseline Visit? | phv00349003.v1.p1 |
| Dataset provides information about HD symptoms, when first observed, by whom. | Visit day | phv00349109.v1.p1 |
| Dataset provides information about the general independence of study participants, e.g. ability to walk around in their neighborhood, use public transportation, prepare meals, etc. | 61. Walk without falling | phv00349424.v1.p1 |
| Dataset provides information about study participants' experience of head trauma, loss of consciousness, depression, tobacco use, and family history of HD. | History of alcohol abuse | phv00349132.v1.p1 |
| Dataset provides information about results of neurological examination of muscle strength, reflexes, coordination and sensory functions in arms and legs. | Sensory - left leg | phv00349212.v1.p1 |
| Dataset provides information about EKG results. | QRS Duration | phv00348926.v1.p1 |
| Dataset provides information about study participants' experience of head trauma, loss of consciousness, depression, tobacco use, and family history of HD. | Site ID | phv00349129.v1.p1 |
| Treatment assignment at trial randomization visit | Site ID | phv00349235.v1.p1 |
| Dataset provides information about motor function, including eye saccades, ocular pursuit, arm rigidity, trunk dystonia, chorea, etc. | 13 Gait | phv00349341.v1.p1 |
| Dataset provides information about return of trial drug. | Week collected | phv00348920.v1.p1 |
| Dataset provides information about motor function, including eye saccades, ocular pursuit, arm rigidity, trunk dystonia, chorea, etc. | 3b Saccade Velocity Vertical | phv00349318.v1.p1 |
| Dataset provides information about the general independence of study participants, e.g. ability to walk around in their neighborhood, use public transportation, prepare meals, etc. | 58. Bathe himself/herself without help | phv00349421.v1.p1 |
| Dataset provides information about motor function, including eye saccades, ocular pursuit, arm rigidity, trunk dystonia, chorea, etc. | 2a Saccade Initiation Horizontal | phv00349315.v1.p1 |
| Adverse Events - Dataset describes severity, type of the adverse event, if study withdrawal is required. | SAE | phv00348737.v1.p1 |
| Dataset provides information about inclusion/exclusion criteria for Canadian study sites. | Inclusion Exclusion question 4a: Does the subject have screening eGFR levels of greater than 60 ml/min (as measured by MDRD equation)? | phv00349023.v1.p1 |