Table 1.
Participants' biographical characteristics for the typical and atypical genotype groups.
| Characteristic | Typical BDNF genotype (Val66Val), n = 53 |
Atypical BDNF genotype (Val66Met, Met66Met), n = 34 |
95% CI of the difference | Two-sided p value | ||
|---|---|---|---|---|---|---|
| M | SD | M | SD | |||
| Age | 59.6 | 11.2 | 57.7 | 10.9 | [–2.9, 6.7] | .433 |
| Time poststroke (months) | 44.0 | 38.7 | 34.5 | 36.9 | [–6.9, 26.0] | .253 |
| Education (years) | 15.1 | 2.4 | 15.2 | 2.9 | [–1.3, 1.0] | .834 |
| Lesion size (cc) | 121.4 | 73.2 | 142.2 | 88.4 | [–57.2, 15.5] | .257 |
| Exercise before stroke (days/week) | 3.0 | 2.6 | 3.5 | 2.5 | [–1.6, 0.6] | .388 |
| Exercise now (days/week) | 3.0 | 2.4 | 3.1 | 2.2 | [–1.2, 0.9] | .802 |
| NIHSS | 5.1 | 3.2 | 6.3 | 3.8 | [–2.7, 0.4] | .147 |
Note. BDNF = brain-derived neurotrophic factor; CI = confidence interval; NIHSS = National Institutes of Health Stroke Scale.