Table 1.
Clinical and demographic information for the participants included in each group.
| Clinical and demographic information | Model calibration group | Treatment Group 1 | Treatment Group 2 | Control group |
|---|---|---|---|---|
| Participants (N) | 365 | 38 | 34 | 24 |
| Sex (F/M) | 155/210 | 13/25 | 15/19 | 14/10 |
| Age (yrs.) | 60 (22–86) a | 66 (29–76) | 60 (38–80) | 69 (37–80) |
| Education (yrs.) | 12 (6–22) b | 16 (12–20) | 16 (12–20) | 13 (7–20) |
| Months poststroke | 13 (1–381) a | 32 (12–241) | 18 (10–99) | 14 (8–29) |
| Handedness (A/L/R) | NA | 1/4/33 | 1/3/30 | NA |
| Race: | ||||
| African American | 124 (34%) | 10 (26%) | 7 (21%) | 7 (29%) |
| Asian | 2 (0.5%) | 0 (0%) | 1 (3%) | 0 (0%) |
| Caucasian | 225 (62%) | 28 (78%) | 26 (76%) | 17 (71%) |
| NA | 14 (4%) | 0 (0%) | 0 | 0 (0%) |
| Speech motor deficit (N) | 90 (25%) | 25 (66%) | 19 (63%) | 1 (4%) |
| WAB-AQ | 75 (16–98) c | 62 (25–93) | 65 (28–93) | NA |
| Aphasia type: | ||||
| Anomia | 153 (42%) | 9 (24%) | 9 (26%) | 5 (21%) |
| Broca's | 94 (26%) | 16 (42%) | 12 (35%) | 1 (4%) |
| Conduction | 58 (16%) | 8 (21%) | 10 (29%) | 9 (38%) |
| Global | 8 (2%) | 1 (3%) | 1 (3%) | 0 (0%) |
| Transcortical motor | 3 (1%) | 1 (3%) | 1 (3%) | 0 (0%) |
| Transcortical sensory | 5 (1%) | 0 (0%) | 0 (0%) | 1 (4%) |
| Wernicke's | 44 (12%) | 3 (8%) | 1 (3%) | 8 (33%) |
| Baseline PNT %C | 62% (0%–98%) | 51% (2%–97%) | 51% (3%–98%) | 78% (5%–98%) |
Note. The median of continuous measures is reported with the range in parentheses. The proportion of the group is reported in parentheses for discrete measures. Treatment groups were reduced by excluding participants with less than 2% baseline PNT accuracy for comparison with the control group. F = female; M = male; yrs. = years; A = ambidextrous; L = left-handed; R = right-handed; WAB-AQ = Western Aphasia Battery–Aphasia Quotient (Kertesz, 2007); PNT = Philadelphia Naming Test; NA = not applicable.
a
N = 351.
b
N = 240.
c
N = 271.