Table 1.
Descriptive measures
| Variable | Younger (age 25–35 years) |
Older (age 55–70 years) |
||||
| Placebo (n = 35) M (SD) | .04 g/dl (n = 30) M (SD) | .065 g/dl (n = 32) M (SD) | Placebo (n = 30) M (SD) | .04 g/dl (n = 28) M (SD) | .065 g/dl (n = 29) M (SD) | |
| Age, in years | 27.40 (2.26) | 28.13 (3.15) | 27.34 (2.47) | 62.00 (4.19) | 61.25 (4.34) | 62.34 (5.07) |
| Education, in years | 16.74 (1.20) | 16.87 (1.04) | 16.41 (1.13) | 16.04 (1.79) | 15.96 (1.60) | 16.50 (1.71) |
| Anxiety symptomsa | 37.00 (3.99) | 37.33 (4.25) | 38.34 (4.84) | 39.77 (5.18) | 39.96 (7.29) | 41.04 (6.09) |
| Depressive symptomsb,c | 0.83 (1.95) | 1.21 (2.70) | 1.50 (2.72) | 1.73 (1.95) | 1.43 (2.08) | 1.24 (1.64) |
| Standard drinks/day | 0.55 (0.38) | 0.58 (0.40) | 0.63 (0.47) | 0.87 (0.68) | 0.57 (0.45) | 0.60 (0.60) |
| Maximum number of drinks in 24 hours | 6.40 (2.97) | 6.02 (2.83) | 5.92 (2.28) | 3.72 (2.08) | 4.07 (2.33) | 3.73 (2.10) |
a
State–Trait Anxiety Inventory (Spielberger, 1983);
b
Beck Depression Inventory, 2nd ed. (Beck et al., 1996);
c
Geriatric Depression Scale (Yesavage et al., 1982–1983).