Table 3.
Characteristics of Cases.
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|---|---|---|---|---|---|---|---|---|
| 3A. DEMOGRAPHIC AND CLINICAL FEATURESa | ||||||||
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| Age (years) | 81.6 ± 7.2 | |||||||
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| Sex (female) | 50 (63.3) | |||||||
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| Education (years) | 16.2 ± 2.5 | |||||||
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| Race (Caucasian) | 76 (100.0) | |||||||
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| Age of tremor onset (years) | 41.3 ± 21.5 | |||||||
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| Tremor durationb (years) | 40.3 ± 20.4 | |||||||
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| 3B. WHIGET AND TETRAS RATINGS | ||||||||
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| ITEMS | WHIGET RATINGS | TETRAS RATINGS | ||||||
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| OBSERVED MINIMUM | OBSERVED MAXIMUM | MEAN | MEDIAN | OBSERVED MINIMUM | OBSERVED MAXIMUM | MEAN | MEDIAN | |
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| Spiral, dominant | 0.0 | 4.0 | 1.8 | 2.0 | 0.0 | 4.0 | 2.0 | 2.0 |
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| Spiral, non-dominant | 0.0 | 4.0 | 1.9 | 2.0 | 0.0 | 4.0 | 2.1 | 2.0 |
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| Finger to nose, dominant | 0.0 | 3.0 | 1.5 | 1.5 | 0.0 | 2.5 | 1.6 | 2.0 |
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| Finger to nose, non-dominant | 0.0 | 3.0 | 1.7 | 2.0 | 0.0 | 3.5 | 1.8 | 2.0 |
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| Outstretched, dominant | 0.0 | 3.0 | 1.3 | 1.0 | 0.0 | 3.5 | 1.4 | 1.5 |
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| Outstretched, non-dominant | 0.0 | 3.0 | 1.3 | 1.0 | 0.0 | 4.0 | 1.6 | 1.5 |
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| Wingbeat, dominant | 0.0 | 3.0 | 1.5 | 1.5 | 0.0 | 4.0 | 1.7 | 2.0 |
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| Wingbeat, non-dominant | 0.0 | 3.0 | 1.4 | 1.5 | 0.0 | 4.0 | 1.6 | 2.0 |
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Note: Sample N = 79; number of observations may differ slightly among items due to occasional missing data.
aValues = Mean ± standard deviation or n (percentage).
bAge at time of tremor assessment – age of tremor onset.