From: Validation of a prediction model for long-term outcome of aphasia after stroke
SPEAK cohort (n= 147) Derivation cohort | RATS-3 cohort (n= 131) Validation cohort | |
---|---|---|
Age, mean (SD), in years | 67 (15) | 65 (12) |
Sex, n (%female) | 78 (53%) | 56 (43%) |
Level of education, n (%) | ||
 High ■| 55 (42%) | 60 (46%) |
 Low▲ | 74 (57%) | 71 (54%) |
 Unknown ♦ | 2 (2%) | 0 |
Type of stroke, n (%) | ||
 Non-cardio-embolic infarction | 84 (57%) | 81 (62%) |
 Cardio-embolic infarction | 42 (29%) | 23 (18%) |
 Intracerebral hemorrhage | 21 (14%) | 24 (18%) |
 Unknown ♦ | 0 | 3 (2%) |
Time since onset to inclusion, mean (range), in days | 4 (2–6) | 8 (1–18) |
Barthel Index, median (IQR) ♦ | 15 (7.75–20) | 16 (6–20) |
ScreeLing Phonology score, mean (SD)â—‹ | 14 (6) | 15 (6.5) |
ASRS-scores at baseline, n (%) | ||
 Score 0 | 18 (12%) | 17 (13%) |
 Score 1 | 28 (19%) | 21 (16%) |
 Score 2 | 33 (22%) | 28 (21%) |
 Score 3 | 26 (18%) | 38 (29%) |
 Score 4 | 27 (18%) | 27 (21%) |
 Score 5 | 3 (2%) | 0 |
 Missing | 12 (8%) | 0 |