Table 1.
Baseline demographic and clinical characteristics for each group—intention-to-treat population
| Group 1 (n=237) | Group 2 (n=239) | Group 3 (n=239) | Group 4 (n=238) | |||||
| Total | Mean (SD)/% (N) | Total | Mean (SD)/% (N) | Total | Mean (SD)/% (N) | Total | Mean (SD)/% (N) | |
| Age (years) | 237 | 56.3 (8.8) | 239 | 56.8 (9.0) | 239 | 56.9 (8.6) | 238 | 56.6 (9.0) |
| Sex | 237 | 239 | 239 | 238 | ||||
| Men | 55.7 (132) | 55.6 (133) | 55.6 (133) | 55.9 (133) | ||||
| Marital status | 236 | 239 | 239 | 238 | ||||
| Married or living as married | 77.2 (183) | 73.2 (175) | 79.5 (190) | 69.3 (165) | ||||
| Separated | 0.8 (2) | 2.9 (7) | 2.9 (7) | 1.7 (4) | ||||
| Divorced | 7.2 (17) | 7.9 (19) | 7.5 (18) | 10.1 (24) | ||||
| Widowed | 2.1 (5) | 2.5 (6) | 1.3 (3) | 2.9 (7) | ||||
| Single | 12.2 (29) | 13.4 (32) | 8.8 (21) | 16.0 (38) | ||||
| Education | 235 | 239 | 239 | 238 | ||||
| No formal education | 0.8 (2) | 1.7 (4) | 0.4 (1) | 0.4 (1) | ||||
| Primary education (to age 11 or before) | 0.4 (1) | 0 (0) | 0.4 (1) | 0.4 (1) | ||||
| Secondary education (to age 18 or before) | 43.0 (102) | 37.7 (90) | 41.0 (98) | 47.1 (112) | ||||
| University education | 54.9 (130) | 60.7 (145) | 58.2 (139) | 52.1 (124) | ||||
| White | 211 | 220 | 215 | 208 | ||||
| Yes | 86.5 (205) | 90.8 (217) | 88.3 (211) | 84.9 (202) | ||||
| No | 2.5 (6) | 1.3 (3) | 1.7 (4) | 2.5 (6) | ||||
| Family history of CHD (parents or siblings) | 225 | 218 | 230 | 226 | ||||
| Yes | 38.0 (90) | 33.9 (81) | 35.6 (85) | 37.4 (89) | ||||
| No | 57.0 (135) | 57.3 (137) | 60.7 (145) | 57.6 (137) | ||||
| Ever had a genetic test to assess risk of disease | 229 | 234 | 232 | 233 | ||||
| Yes | 3.0 (7) | 3.8 (9) | 1.7 (4) | 1.3 (3) | ||||
| No | 93.7 (222) | 94.1 (225) | 95.4 (228) | 96.6 (230) | ||||
| Ever received information on risk of CHD | 236 | 239 | 239 | 238 | ||||
| Yes | 12.7 (30) | 11.3 (27) | 12.6 (30) | 18.5 (44) | ||||
| No | 86.9 (206) | 88.7 (212) | 87.4 (209) | 81.5 (194) | ||||
| Phenotypic CHD risk estimate* | 236 | 5.1 (4.5) | 239 | 5.6 (5.5) | 239 | 5.5 (4.0) | 238 | 5.9 (6.7) |
| Genetic CHD risk estimate* | 236 | 6.3 (5.4) | 239 | 6.6 (5.6) | 239 | 6.4 (5.7) | 238 | 6.5 (5.7) |
Group 1: control; group 2: lifestyle advice only; group 3: phenotypic risk estimate and lifestyle advice; group 4: phenotypic and genetic risk estimates and lifestyle advice.
*The estimated absolute risk of having CHD in the next 10 years.
CHD, coronary heart disease.