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Group performances on measures of lexical diversity
| PD subjects | Controls | ||||
|---|---|---|---|---|---|
| Variable | M | SD | M | SD | p |
| Words | 356.8 | 77.5 | 387.0 | 120.9 | .48 |
| TTR | .45 | .04 | .44 | .05 | .50 |
| D | 73.8 | 12.6 | 67.5 | 12.3 | .23 |
Values are means ± S.D. p values are derived from comparisons of PD subjects to normal controls.
