Table 1.
Demographic and clinical characteristics of the three alcohol groups, as well as the included and excluded participants.
| Abstainers | Mild-Mod* | Heavy | P value | Included - mean | Excluded - mean | P value | ||
|---|---|---|---|---|---|---|---|---|
| Number of Subjects | 252 | 78 | 30 | 360 | 94 | |||
| Gender | Male |
94 (62.7%) |
38 (25.3%) |
18 (12.0%) |
0.021 | 150 (42%) |
40 (43%) |
0.877 |
| Female |
158 (75.2%) |
40 (19.0%) |
12 (5.7%) |
210 (58%) |
54 (57%) |
|||
| Race | White | 229 (68.8%) |
74 (22.2%) |
30 (9.0%) |
0.05 | 333 | 88 | 0.606 |
| Black | 22 (91.7%) |
2 (8.3%) |
0 | 24 | 5 | |||
| Other | 1 (33.3%) |
2 (66.7%) |
0 | 3 | 0 | |||
| Diagnosed Diabetes Mellitus | 7/158 (4.4%) |
1/44 (2.3%) |
2/19 (5.3%) |
0.342 | 10/222 (4.5%) |
2/46 (4.3%) |
0.963 | |
| Diagnosed Hypertension | 19/158 (12.0%) |
6/45 (13.3%) |
1/19 (5.2%) |
0.640 | 26/222 (11.7%) |
15/46 (32.6%) |
0.000 | |
| Age at Baseline |
Mean (SD) |
74.87 (8.897) |
72.72 (7.809) |
72.10 (6.418) |
0.058 | 74.17 (8.539) |
75.33 (9.007) |
0.247 |
| Years of Education |
Mean (SD) |
13.17 (3.332) |
15.03 (3.564) |
13.80 (4.514) |
<0.0001 | 13.62 | 14.31 | 0.094 |
| Baseline mMMSE Score |
Mean (SD) |
38.16 (5.629) |
38.33 (5.332) |
39.53 (6.213) |
0.451 | N/A | N/A | |
| Length of Follow-up (years) |
Mean (SD) |
4.36 (3.08) |
4.86 (3.57) |
5.02 (3.62) |
0.366 | N/A | N/A |
*
Mild to moderate alcohol use was defined as 1-7 alcoholic drinks per week.
Heavy use was defined as 8 or more drinks per week.
SD= standard deviation