TABLE 1.
Demographic and clinical characteristics of two participant groups
| Characteristics | RHD (N = 32) | NBD (N = 38) |
|---|---|---|
| Age (years) | ||
| Mean (SD) | 64.5 (11.8) | 60.4 (9.6) |
| Range | 42 N 85 | 45 N 84 |
| Gender | ||
| Male | 16 | 19 |
| Female | 16 | 19 |
| Education (years) | ||
| Mean (SD) | 14.2 (3.1) | 13.9 (2.3) |
| Range | 9 N 22 | 12 N 20 |
| Lesion site (from CT/MRI report) | Not applicable | |
| Right cortical anterior | 3 | |
| Right cortical posterior | 10 | |
| Right cortical anterior + posterior | 5 | |
| Right basal ganglia | 8 | |
| Right thalamus | 1 | |
| Right subcortical mixed | 2 | |
| Right MCA (unspecified) | 3 | |
| Lesion type (from CT/MRI report) | ||
| Thromboembolic | 17 | Not applicable |
| Lacunar | 2 | |
| Haemorrhagic | 13 | |
| Months post-onset | ||
| Mean (SD) | 52.2 (50.9) | Not applicable |
| Range | 4–167 | |
| *PPVT-Ra | ||
| Mean (SD) | 157.3 (11.3) | 163.0 (11.2) |
| Range | 132–173 | 115–174 |
| *Cleft Object Sentence Comprehensionb | ||
| Mean (SD) | 9.5 (.78) | 9.8 (.44) |
| Range | 7 N 10 | 8 N 10 |
| *Auditory Working Memory for Languagec | ||
| Word recall errors | ||
| Mean (SD) | 13.2 (7.0) | 5.0 (4.6) |
| Range | 1–27 | 0–16 |
| *Behavioural Inattention Testd | ||
| Mean (SD) | 137.0 (13.5) | 144.0 (2.8) |
| Range | 85–146 | 133–146 |
| *Visual Form Discriminatione | ||
| Mean (SD) | 28.1 (3.5) | 30.3 (2.2) |
| Range | 20–32 | 24–32 |
| *Judgement of Line Orientationf | ||
| Mean (SD) | 22.2 (5.2) | 27.1 (4.2) |
| Range | 9–30 | 16–33 |
| ABCDg Story Retell | ||
| *Immediate Retell | ||
| Mean (SD) | 13.2 (2.5) | 14.4 (2.1) |
| Range | 7–17 | 9–17 |
| Delayed Retell | ||
| Mean (SD) | 12.7 (3.1) | 13.6 (2.5) |
| Range | 5–17 | 7–17 |
RHD = righthemisphere brain damage; NBD = non-brain damaged; anterior = anteriorto Rolandic fissure; posterior = posteriorto Rolandic fissure.
PPVT-R = PeabodyPicture Vocabulary Test-Revised; Dunn and Dunn (1981; maximum = 175).
Caplan (1987; maximum = 10; cleft object sentence subset).
Tompkins et al. (1994; maximum errors = 42).
Wilson, Cockburn, and Halligan (1987; maximum = 146; neglect cut-off = 129).
Benton, Sivan, Hamsher, Varney and Spreen, (1983; age & gender corrected score; maximum = 35).
Benton, Hamsher, Varney, and Spreen (1983; maximum = 32).
ABCD = ArizonaBattery for Communication Disorders in Dementia; Bayles & Tomoeda, (1993; maximum = 17)
significantdifference by independent t-test, p <.05