Baseline factors by gender for time to first of any of the following three events: hospitalisation for myocardial infarction (MI), fatal coronary heart disease or death in the Framingham Heart Study
| Patient characteristics | Total years at risk | |||||
|---|---|---|---|---|---|---|
| Males N (%)* | Females N (%)* | Total N (%)* | Males | Females | Total | |
| 1874 (43%) | 2474 (57%) | 4348 (100%) | 35 355 | 51 753 | 87 108 | |
| Age, mean (SD) | 49.6 (8.6) | 50.0 (8.6) | 49.8 (8.6) | |||
| Education (missing, N=111) | ||||||
| 0 to 11 years | 810 (45%)† | 972 (40%) | 1782 (42%)‡ | 14 516§ | 19 729 | 34 245 |
| HS diploma, GED | 497 (27%) | 770 (32%) | 1267 (30%) | 9882 | 16 196 | 26 079 |
| Some College, vocational | 228 (13%) | 476 (20%) | 704 (17%) | 4456 | 10 174 | 14 630 |
| College (BS, BA) or more | 283 (16%) | 201 (8%) | 484 (11%) | 5456 | 4485 | 9941 |
| Current smoking status (missing, N=0) | ||||||
| Current non-smoker | 741 (40%) | 1474 (60%) | 2215 (51%) | 14 258 | 30 735 | 44 993 |
| Current smoker | 1133 (60%) | 1000 (40%) | 2133 (49%) | 21 097 | 21 018 | 42 115 |
| Diabetes (missing, N=0) | ||||||
| Not diabetic at baseline | 1817 (97%) | 2417 (98%) | 4234 (97%) | 34 569 | 50 904 | 85 473 |
| Diabetic at baseline | 57 (3%) | 57 (2%) | 114 (3%) | 786 | 849 | 1635 |
| Stroke (missing, N=0) | ||||||
| No prevalent stroke at baseline | 1862 (99%) | 2458 (99%) | 4320 (99%) | 35 224 | 51 532 | 86 755 |
| Prevalent stroke at baseline | 12 (1%) | 16 (1%) | 28 (1%) | 132 | 221 | 353 |
| Coronary heart disease (CHD) (missing, N=0) | ||||||
| No prevalent CHD at baseline | 1820 (97%) | 2420 (98%) | 4240 (98%) | 34 728 | 50 837 | 85 565 |
| Prevalent CHD at baseline | 54 (3%) | 54 (2%) | 108 (2%) | 627 | 915 | 1542 |
*Unless stated otherwise for individual characteristic with a 95% CI from 20.0 to 21.8 years.
†This is the number of males in the study who have between 0 and 11 years of education. They represent 45% of all males in the study.
‡This is the total number of participants in the study who have between 0 and 11 years of education. They represent 42% of all individuals in the study.
§This is the number of years male participants who have between 0 and 11 years of education contribute to the study from time zero to either event occurrence or censoring. GED, General Educational Development.