Table 2.
Baseline and Follow-Up Results for Cognition Measures
| Description | Outcome | Physical Activity |
Successful Aging |
Difference in Unadjusted Means | Difference in Adjusted Means (95% CI) | ||||
| n | Unadjusted Mean (SD) | Adjusted Mean* (SE) | n | Unadjusted Mean (SD) | Adjusted Mean* (SE) | ||||
| Baseline visit | DSST | 50 | 45.70 (12.12) | 52 | 47.69 (12.51) | −1.99 | |||
| Rey | 50 | 49.82 (14.23) | 52 | 50.85 (14.55) | −1.03 | ||||
| Stroop | 49 | 40.41 (21.90) | 52 | 40.63 (22.90) | −0.23 | ||||
| 3MSE | 50 | 89.88 (6.19) | 52 | 90.67 (6.66) | −0.79 | ||||
| 12-month visit | DSST | 44 | 46.84 (15.31) | 47.58 (1.44) | 48 | 46.50 (13.37) | 45.84 (1.38) | 0.34 | 1.74 (−2.22 to 5.70) |
| Rey | 44 | 54.30 (14.55) | 55.12 (1.35) | 47 | 56.23 (14.34) | 55.55 (1.31) | −1.94 | −0.43 (−4.17 to 3.31) | |
| Stroop | 45 | 40.36 (18.92) | 39.61 (2.59) | 47 | 39.09 (24.92) | 39.50 (2.51) | 1.27 | 0.11 (−7.06 to 7.27) | |
| 3MSE | 45 | 90.33 (7.07) | 90.65 (0.83) | 48 | 91.79 (6.12) | 91.51 (0.80) | −1.46 | −0.86 (−3.16 to 1.44) | |
| Change from baseline | DSST | 44 | 0.68 (11.32) | 0.56 (1.44) | 48 | −1.31 (7.61) | −1.18 (1.38) | 1.99 | 1.74 (−2.22 to 5.70) |
| Rey | 44 | 4.73 (8.89) | 4.49 (1.35) | 47 | 4.62 (10.12) | 4.92 (1.31) | 0.11 | −0.43 (−4.17 to 3.31) | |
| Stroop | 44 | −1.23 (16.43) | −0.95 (2.59) | 47 | −0.74 (21.12) | −1.06 (2.51) | −0.48 | 0.11 (−7.06 to 7.27) | |
| 3MSE | 45 | 0.69 (6.10) | 0.44 (0.83) | 48 | 1.04 (6.34) | 1.30 (0.80) | −0.35 | −0.86 (−3.16 to 1.44) | |
Notes: 3MSE = Modified Mini-Mental State Examination; CI = confidence interval; DSST = Digit Symbol Substitution Test; SE = standard error.
*
Obtained from analysis of covariance with baseline measurements and sites included as covariate.