Baseline characteristics
| Variable . | Hyperhomocysteinemic group; n = 360 . | Normohomocysteinemic group; n = 341 . | ||
|---|---|---|---|---|
| Multivitamin; n = 177 . | Placebo; n = 183 . | Multivitamin; n = 176 . | Placebo; n = 165 . | |
| Sex, M/F (%) | 103/74 (58/42) | 105/78 (57/43) | 80/96 (45/55) | 74/91 (45/55) |
| Median age, y (range) | 56.4 (18.1-79.9) | 57.2 (17.9-79.8) | 48.2 (20.2-75.5) | 46.3 (19.1-78.5) |
| Type of first event, no. (%) | ||||
| DVT | 119 (67) | 126 (69) | 97 (55) | 100 (61) |
| PE | 43 (24) | 40 (22) | 60 (34) | 51 (31) |
| Both | 15 (8) | 17 (9) | 19 (11) | 14 (8) |
| Median duration of anticoagulation after randomization, mo (range) | 1.6 (0-30) | 1.8 (0-30) | 1.5 (0-18) | 1.6 (0-30) |
| Geometric mean baseline homocysteine level, μM | 15.1 | 15.9 | 9.0 | 9.0 |
| 95% CI | 14.3-16.0 | 14.9-17.0 | 8.7-9.3 | 8.7-9.3 |
| Range | 6.3-84.8 | 7.4-108.3 | 4.0-23.0 | 4.0-15.5 |
| Geometric mean homocysteine level after 3 mo, μM | 8.5 | 15.6 | 6.5 | 9.7 |
| 95% CI | 8.1-8.9 | 14.5-16.8 | 6.2-6.7 | 9.4-10.1 |
| Range | 4.1-21.3 | 6.0-91.7 | 2.9-11.6 | 5.4-25.6 |
| Variable . | Hyperhomocysteinemic group; n = 360 . | Normohomocysteinemic group; n = 341 . | ||
|---|---|---|---|---|
| Multivitamin; n = 177 . | Placebo; n = 183 . | Multivitamin; n = 176 . | Placebo; n = 165 . | |
| Sex, M/F (%) | 103/74 (58/42) | 105/78 (57/43) | 80/96 (45/55) | 74/91 (45/55) |
| Median age, y (range) | 56.4 (18.1-79.9) | 57.2 (17.9-79.8) | 48.2 (20.2-75.5) | 46.3 (19.1-78.5) |
| Type of first event, no. (%) | ||||
| DVT | 119 (67) | 126 (69) | 97 (55) | 100 (61) |
| PE | 43 (24) | 40 (22) | 60 (34) | 51 (31) |
| Both | 15 (8) | 17 (9) | 19 (11) | 14 (8) |
| Median duration of anticoagulation after randomization, mo (range) | 1.6 (0-30) | 1.8 (0-30) | 1.5 (0-18) | 1.6 (0-30) |
| Geometric mean baseline homocysteine level, μM | 15.1 | 15.9 | 9.0 | 9.0 |
| 95% CI | 14.3-16.0 | 14.9-17.0 | 8.7-9.3 | 8.7-9.3 |
| Range | 6.3-84.8 | 7.4-108.3 | 4.0-23.0 | 4.0-15.5 |
| Geometric mean homocysteine level after 3 mo, μM | 8.5 | 15.6 | 6.5 | 9.7 |
| 95% CI | 8.1-8.9 | 14.5-16.8 | 6.2-6.7 | 9.4-10.1 |
| Range | 4.1-21.3 | 6.0-91.7 | 2.9-11.6 | 5.4-25.6 |