Table 1.
Demographic characteristics of study participants
| Men (n= 53) | Women (n= 105) | Sample (n= 158) | ||||
|---|---|---|---|---|---|---|
| M (SD) or % | Min-Max | M (SD) or % | Min-Max | M (SD) or % | Min-Max | |
| Age | 66.22(5.91) | 59–80 | 66.62(5.59) | 59–81 | 66.48(5.69) | 59–81 |
| Race | ||||||
| Asian | --- | --- | 1.90% | --- | 1.30% | --- |
| Black | 5.70% | --- | 9.50% | --- | 8.20% | --- |
| White | 94.30% | --- | 88.60% | --- | 90.50% | --- |
| Married | 75.50% | --- | 48.60% | --- | 57.60% | --- |
| 1–3 years of college or more | 82.90% | 9th grade- Ph.D or equivalent | 79.00% | 12th grade- Ph.D or equivalent | 80.40% | 9th grade- Ph.D or equivalent |
| GDS | .47(.64) | 0–3 | .35(.62) | 0–3 | .39(.63) | 0–3 |
| mMMSE | 54.66(2.53) | 46–57 | 54.41(2.25) | 47–57 | 54.50(2.35) | 46–57 |
| BMI | 29.34(4.81) | 23.20–38.65 | 28.85(4.92) | 18.87–42.58 | 29.02(4.40) | 18.87–42.58 |
| PASE | 138.59(64.38) | 27.18–311.00 | 123.35(63.59) | 25.00–311.71 | 128.46(64.06) | 25.00–311.71 |
| VO2 (mL/kg) | 24.20(4.81) | 12.90–34.70 | 19.27(3.68) | 12.90–29.40 | 20.92(4.70) | 12.90–34.70 |
| Hip. Vol. (cm3) | 5.15(.82) | 3.32–7.18 | 4.71(.59) | 3.62–6.54 | 4.86(.70) | 3.32–7.18 |
| SpWM RT (ms) | 874.97(153.10) | 545.24–1204.58 | 989.17(170.86) | 636.38–1531.70 | 950.85(173.28) | 545.24–1531.70 |
| SpWM Acc | 83.7%(10.94%) | 43.00%–97.00% | 79.97%(14.31%) | 34.00%–99.00% | 81.25%(13.37%) | 34.00%–99.00% |
| F of F | 48.66(8.62) | 27.00–63.00 | 48.22(9.45) | 25.00–67.00 | 48.37(9.15) | 25.00–67.00 |
Notes: Women coded as 1 and Men as 2; BMI= Body Mass Index; PASE= Physical Activity Scale for the Elderly; GDS= Geriatric Depression; Scale VO2= Cardiorespiratory fitness; Hip. Vol.= Hippocampus Volume; mMMSE = Modified Mini-Mental Status SpWM RT= Spatial working memory reaction time; SpWM Acc= Spatial working memory accuracy; F of F= Frequency of forgetting.