Table 2.
Mid-life adiposity of participants by dementia status. Figures are numbers (percentage) of participants
| No dementia (n=9563) | Dementia (n=713) | P value* | |
|---|---|---|---|
| Body mass index† | |||
| Obese
|
942 (9.9)
|
87 (12.2)
|
0.0119 |
| Overweight
|
3405 (35.6)
|
267 (37.5)
|
|
| Normal
|
5091 (53.2)
|
348 (48.8)
|
|
| Underweight | 125 (1.3) | 11 (1.5) | |
| Men: | |||
| Total
|
4395
|
317
|
0.2531 |
| Obese
|
432 (9.8)
|
38 (12.0)
|
|
| Overweight
|
2114 (48.1)
|
157 (49.5)
|
|
| Normal
|
1821 (41.4)
|
121 (38.2)
|
|
| Underweight | 28 (0.6) | 1 (0.3) | |
| Women: | |||
| Total
|
5168
|
396
|
0.0392 |
| Obese
|
510 (9.9)
|
49 (12.4)
|
|
| Overweight
|
1291 (25.0)
|
110 (27.8)
|
|
| Normal
|
3270 (63.3)
|
227 (57.3)
|
|
| Underweight | 97 (1.9) | 10 (2.5) | |
| Skinfolds (fifths): | |||
| Subscapular: | |||
| 1
|
2175 (22.7)
|
140 (19.6)
|
<0.0001 |
| 2
|
1889 (19.8)
|
127 (17.8)
|
|
| 3
|
1736 (18.2)
|
112 (15.7)
|
|
| 4
|
1956 (20.5)
|
152 (21.2)
|
|
| 5 | 1807 (18.9) | 182 (25.5) | |
| Tricep: | |||
| 1
|
2012 (21.0)
|
127 (17.8)
|
0.0158 |
| 2
|
2033 (21.3)
|
148 (20.8)
|
|
| 3
|
1810 (18.9)
|
122 (17.1)
|
|
| 4
|
1980 (20.7)
|
161 (22.6)
|
|
| 5 | 1728 (18.1) | 155 (21.7) |
*
P values calculated with log rank test.
†
Obese (≥30), overweight (25.0-29.9), normal (18.5-24.9), underweight (<18.5); reference group is those with normal body mass index.