Table 2.
Results from behavioral testing on participants with typical and atypical brain-derived neurotrophic factor (BDNF) genotype.
| Characteristic | Typical BDNF genotype (Val/Val), n = 53 |
Atypical BDNF genotype (Val/Met, Met/Met), n = 34 |
95% CI of the difference | Two-sided p value | ||
|---|---|---|---|---|---|---|
| M | SD | M | SD | |||
| WAB-R AQ | 64.2 | 20.3 | 54.3 | 21.0 | (0.81, 18.98) | .033* |
| Spont. Sp. | 12.2 | 4.4 | 10.4 | 4.6 | (–0.21, 3.75) | .079 |
| Aud. Comp. | 8.1 | 1.6 | 7.4 | 1.7 | (0.04, 1.49) | .040* |
| Repetition | 5.8 | 2.9 | 4.6 | 2.9 | (–0.10, 2.43) | .071 |
| Naming | 6.1 | 2.7 | 4.8 | 2.7 | (0.06, 2.44) | .040* |
| PNT | 74.7 | 51.1 | 52.8 | 43.3 | (0.26, 43.60) | .047* |
| PPTT | 45.7 | 4.2 | 46.2 | 4.6 | (–2.47, 1.43) | .598 |
| WAIS-III Matrix Score | 12.4 | 5.6 | 11.8 | 5.1 | (–1.76, 2.87) | .635 |
Note. CI = confidence interval; WAB-R AQ = Western Aphasia Battery–Revised Aphasia Quotient; Spont. Sp. = Spontaneous Speech; Aud. Comp. = Auditory Comprehension; PNT = Philadelphia Naming Test; PPTT = Pyramids and Palm Trees Test; WAIS-III = Wechsler Adult Intelligence Scale–Third Edition.
*
p < .05.