Table 2.
Study Population
| Characteristics | Intervention | Control | p-value |
|---|---|---|---|
| N (%) | N (%) | ||
| N | 1,699 | 2,004 | |
| Median age, years | 55 | 56 | 0.18 |
| Sex | |||
| Female | 1,338 (78.8) | 1,415 (70.6) | <0.0001 |
| Race/ethnicity | |||
| White | 1,418 (83.5) | 1,675 (83.6) | 0.78 |
| Black | 79 (4.7) | 82 (4.1) | |
| Latino | 91 (5.4) | 105 (5.2) | |
| Other/unknown | 111 (6.5) | 142 (7.1) | |
| Married | 1,101 (64.8) | 1,456 (72.7) | <0.0001 |
| Insurance | |||
| Private | 1,231 (72.5) | 1,435 (71.6) | 0.7995 |
| Medicare | 358 (21.1) | 430 (21.5) | |
| Medicaid/uninsured | 110 (6.4) | 139 (6.9) | |
| BMI category | |||
| Normal/underweight | 751 (44.3) | 725 (36.3) | <0.0001 |
| Overweight | 541 (31.9) | 729 (36.5) | |
| Obese | 404 (23.8) | 545 (27.3) | |
| Smoking status | |||
| Current | 56 (3.3) | 90 (4.5) | <0.0001 |
| Former | 356 (21.0) | 557 (27.8) | |
| Never | 1,287 (75.8) | 1,357 (67.7) | |
| Prior personal history of Diabetes |
145 (8.5) | 173 (8.6) | 0.9153 |
| Coronary heart disease | 129 (7.6) | 189 (9.4) | 0.0466 |
| Colorectal cancer | 21 (1.2) | 25 (1.3) | 0.9749 |
| Breast cancer (women only) | 107 (8.0) | 118 (8.3) | 0.7432 |
| Charlson score | |||
| 0 | 1,514 (89.1) | 1,828 (91.2) | 0.0285 |
| 1 | 118 (7.0) | 98 (4.9) | |
| 2+ | 67 (3.9) | 78 (3.9) | |
| High risk for developing | |||
| Diabetes | 232 (13.7) | 357 (17.8) | 0.0022 |
| Coronary heart disease | 117 (6.9) | 167 (8.3) | 0.0258 |
| Colorectal cancer | 225 (13.2) | 332 (16.6) | 0.0179 |
| Breast cancer (women only) | 251 (18.8) | 246 (17.4) | 0.6322 |
| Pre-visit self-perceived risk inaccurate | |||
| Coronary heart disease | 804 (51.2) | 777 (42.8) | <0.0001 |
| Diabetes | 1,017 (65.4) | 1,112 (60.7) | 0.0047 |
| Colorectal cancer | 865 (51.3) | 928 (46.9) | 0.005 |
| Breast cancer (women only) | 675 (54.8) | 648 (50.0) | 0.0142 |
Note: Boldface indicates statistical significance (p<0.05).