Table 3.
ANCOVA results of cognitive test scores by group (regular physical activity vs. no/low physical activity)
| Cognitive Test | No or low physical activity N = 59 | Regular physical activity N = 23 | Adjusted Difference | P value* |
|---|---|---|---|---|
| TMT---A | 41.10 ± 12.53 | 38.35 ± 13.27 | −1.504 (−7.800 to 4.791) | 0.635 |
| TMT---B | 95.53 ± 31.63 | 77.74 ± 24.88 | 14.398 (−26.662 to −2.133) | 0·022 |
| SEMANTIC FLUENCY | 18.47 ± 4.99 | 20.30 ± 5.53 | 2.033 (−0.349 to 4.414) | 0·093 |
| RAVLT TOTAL | 51.25 ± 9.14 | 52.35 ± 8.14 | 1.526 (−2.630 to 5.681) | 0.467 |
| ROCF COPY | 33.30 ± 2.52 | 33.52 ± 1.93 | 0.185 (−1.013 to 1.382) | 0.759 |
| ROCF RECALL | 18.11 ± 5.44 | 20.68 ± 6.20 | 1.255 (−1.501 to4.010) | 0.367 |
| DIGIT SPAN DIRECT | 9.12 ± 2.32 | 10.09 ± 2.50 | 0.786 (−0.438 to 2.010) | 0.205 |
| DIGIT SPAN REVERSE | 5.86 ± 1.97 | 6.74 ± 1.91 | 0.971 (0.102 to 1.840) | 0.029 |
| VOSP LETTERS | 19.51 ± 0.57 | 19.48 ± 0.67 | −0.041 (−0.332 to 0.251) | 0.782 |
| VOSP NUMBERS | 8.92 ± 1.18 | 8.91 ± 0.95 | −0.100 (− 0.642 to 0.443) | 0.716 |
| SDMT | 40.02 ± 9.74 | 46.78 ± 12.90 | 6.182 (1.224 to 11.139) | 0.015 |
| STROOP | 33.76 ± 8.60 | 38.61 ± 8.97 | 5.303 (1.156 to 9.449) | 0.013 |
Data are means ± SD or adjusted means (95%CI)
*ANCOVA for group differences adjusted for Framingham risk score, diabetes, high triglycerides, BMI, education years, HADS depression score and APOE4