Risk Levels Based on Family History for the 6 Diseases by Study Arm
| Intervention Arm (n = 2,330)aNo. (%) | Control Arm (n = 1,255)aNo. (%) | |||||
|---|---|---|---|---|---|---|
| Risk | Weak | Moderate | Strong | Weak | Moderate | Strong |
| a Sample size excludes participants without complete family history data. | ||||||
| b P value <.05 is based on a comparison of proportions between study arms and adjusted for practice clustering and site differences. | ||||||
| Coronary heart disease | 947 (41) | 615 (26) | 768 (33) | 502 (40) | 323 (26) | 430 (34) |
| Stroke | 1,212 (52) | 783 (34) | 335 (14) | 640 (51) | 419 (33) | 196 (16) |
| Diabetesb | 1,426 (61) | 643 (28) | 261 (11) | 812 (65) | 302 (24) | 141 (11) |
| Colorectal cancer | 2,015 (87) | 263 (11) | 52 (2) | 1069 (85) | 147 (12) | 39 (3) |
| Breast cancer | 1,799 (77) | 305 (13) | 226 (10) | 990 (79) | 139 (11) | 126 (10) |
| Ovarian cancer | 2,107 (91) | 125 (5) | 98 (4) | 1135 (90) | 73 (6) | 47 (4) |