Table 1.
Means (and Standard Deviations) of Individual Difference Variables by Age and Dietary Modification Status.
| No-DMG | DMG | Younger Adults | Older Adults | No-DMG | DMG | |||
|---|---|---|---|---|---|---|---|---|
| Younger Adults (n=28) | Older Adults (n=13) | Younger Adults (n=12) | Older Adults (n=14) | |||||
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | |
| NFP Frequency of Use | 3.3a (0.76) | 3.3a (0.80) | 3.2a (0.76) | 3.5a (0.76) | 3.2a (0.82) | 3.7a (0.49) | 3.3a (0.62) | 3.4a (0.94) |
| Working Memory Capacity | 5.59a (1.11) | 5.63a (1.22) | 5.80a (1.14) | 5.31a (1.11) | 5.83a (1.12) | 5.07b (0.93) | 5.74a (1.22) | 5.54a (1.25) |
| Speed of Processing | 31.66a (6.56) | 30.48a (5.48) | 34.37a (5.25) | 26.50b (4.01) | 34.36a (5.79) | 25.85b (3.78) | 34.42a (3.92) | 27.11b (4.27) |
| Education (years) | 16a (2.02) | 17a (2.62) | 15a (1.65) | 17b (2.56) | 16a (1.55) | 17a (2.67) | 15a (1.86) | 18b (2.42) |
| Chronic Conditions | .05a (0.22) | .15a (0.37) | .00a (0.00) | .22b (0.42) | .00a (0.00) | .15b (0.38) | .00a (0.00) | .29b (0.47) |
| Body-Mass Index | 23.7a (3.53) | 23.3a (3.61) | 22.6a (3.77) | 25.0b (2.59) | 23.2a (3.93) | 24.7a (2.25) | 21.2a (3.05) | 25.3b (2.95) |
| Medications (number) | 1a (1.01) | 2b (1.92) | 0a (0.74) | 2b (1.74) | 0a (0.48) | 1b (1.39) | 0a (1.16) | 3b (1.91) |
| Health (general) | 2a (0.66) | 2a (0.71) | 2a (0.66) | 1b (0.56) | 2a (0.65) | 1b (0.44) | 2a (0.67) | 2b (0.65) |
| Vision (acuity) | .07a (0.06) | .08a (0.05) | .10a (0.00) | .04b (0.07) | .10a (0.00) | .02b (0.08) | .10a (0.00) | .06b (0.06) |
Note: DMG=dietary modification goals; NFP=Nutrition Facts Panel; Values in the same row and subtable not sharing the same subscript are significantly different at p< 0.05 in the two-sided test of equality for column means.