Table 2. Differences among classes on demographic, health, lifestyle, genetic, and personality variables.
| P-value for Equivalence of Means |
||||||
|---|---|---|---|---|---|---|
| Class 1 | Class 2 | Class 3 | 1 vs. 2 | 1 vs. 3 | 2 vs. 3 | |
| Age (years) | 66.0 | 66.5 | 66.3 | .046* | .230 | .534 |
| Women | 46% | 32% | 58% | .258 | .491 | .180 |
| Education (years) | 14.3 | 13.0 | 11.2 | .114 | <.001* | .045* |
| Working | 28% | 12% | 20% | .087 | .519 | .616 |
| Body-Mass Index | 25.8 | 25.3 | 27.7 | .464 | .038* | .013* |
| Nicotine use | 15% | 32% | 9% | .096 | .614 | .107 |
| Systolic blood pressure | 141 | 141 | 144 | .984 | .469 | .545 |
| Diastolic blood pressure | 86 | 83 | 85 | .305 | .753 | .509 |
| Blood pressure med. | 32% | 37% | 32% | .712 | .966 | .722 |
| High Blood Pressure | 59% | 46% | 44% | .302 | .279 | .911 |
| Hyperlipidemia med. | 15% | 14% | 21% | .884 | .518 | .489 |
| Atherosclerosis med. | 2% | 14% | 11% | .088 | .115 | .724 |
| Cardiovascular med. | 38% | 43% | 44% | .644 | .579 | .964 |
| Depression/anxiety med. | 6% | 5% | 5% | .878 | .776 | .945 |
| Hours intellectual activity | 34 | 33 | 35 | .809 | .783 | .683 |
| Hours physical activity | 21 | 21 | 25 | .853 | .252 | .375 |
| Hours social network | 27 | 23 | 29 | .211 | .421 | .100 |
| Intensity physical act. | 1.76 | 1.64 | 1.40 | .398 | .006* | .119 |
| Intensity intellectual act. | 1.41 | 1.50 | 1.42 | .382 | .877 | .543 |
Note. n is 99 for class 1, 42 for class 2, and 40 for class 3. Med. = medication, act. = activity *p < .05.