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Table 1 Participant Characteristics and PA as Mean and Standard Error or Percent by Source of Recruitment
| Direct Mail | Self-Refer | All | |
|---|---|---|---|
| N | 824 | 225 | 1049 |
| age at baseline | 57.1(.18) | 57.2(.34) | 57.1(.16) |
| female | 69.5 | 82.7*** | 72.4 |
| BMI, kg/m2 | 27.6(.19) | 27.5(.38) | 27.6(.17) |
| White | 94.2 | 97.3 | 94.9 |
| Hispanic/Latino | 1.9 | 1.8 | 1.8 |
| employed full time | 76.2 | 79.1 | 76.8 |
| 4 year degree or more | 66.3 | 68.4 | 66.7 |
| functional health status fair or poor | 7.0 | 3.1* | 6.2 |
| kcal/wk, | 4721 | 4679 | 4712 |
| total | (91) | (155) | (79) |
| kcal/wk, | 2837 | 2731 | 2815 |
| moderate or vigorous | (72) | (125) | (63) |
| moderate activity | 23.5 | 28.4 | 24.6 |
| 30 minutes, 5/week | |||
| vigorous activity | 35.7 | 36.4 | 35.8 |
| 20 minutes, 3/week | |||
| moderate or vigorous | 48.8 | 55.1 | 50.1 |
