Characteristics of the SVT cohort and general population comparison cohort, Denmark, 1980-2012
| . | SVT cohort (N = 10 973) . | Comparison cohort (N = 515 067) . | ||
|---|---|---|---|---|
| N . | % . | N . | % . | |
| Gender | ||||
| Female | 6504 | 59.3 | 308 895 | 60.0 |
| Age groups | ||||
| 0-49 y | 3173 | 28.9 | 157 700 | 30.6 |
| 50-69 y | 4266 | 38.9 | 201 883 | 39.2 |
| >70 y | 3534 | 32.2 | 155 484 | 30.2 |
| Year of SVT diagnosis | ||||
| 1980-1989 | 2661 | 24.3 | 128 139 | 24.9 |
| 1990-1999 | 2546 | 23.2 | 120 927 | 23.5 |
| 2000-2012 | 5766 | 52.5 | 266 001 | 51.6 |
| Cancer diagnosis in the period 1 y before and 1 y after SVT/index date | ||||
| Yes | 1010 | 9.2 | 14 519 | 2.8 |
| Pregnancy 3 mo before SVT/index date | ||||
| Yes (% of all women) | 294 | 4.5 | 1 811 | 0.6 |
| Yes (% of all women <50 y) | 16.0 | 2.0 | ||
| Fracture 3 mo before SVT/index date | ||||
| Yes | 619 | 5.6 | 8 142 | 1.6 |
| Surgery 3 mo before SVT/index date | ||||
| Yes | 2111 | 19.2 | 20 034 | 3.9 |
| CCI score | ||||
| 0 | 8692 | 79.2 | 449 028 | 87.2 |
| 1 | 1514 | 13.8 | 47 182 | 9.2 |
| 2-3 | 658 | 6.0 | 17 017 | 3.3 |
| 4+ | 109 | 1.0 | 1 840 | 0.4 |
| Autoimmune disease | ||||
| Yes | 900 | 8.2 | 25 087 | 4.9 |
| . | SVT cohort (N = 10 973) . | Comparison cohort (N = 515 067) . | ||
|---|---|---|---|---|
| N . | % . | N . | % . | |
| Gender | ||||
| Female | 6504 | 59.3 | 308 895 | 60.0 |
| Age groups | ||||
| 0-49 y | 3173 | 28.9 | 157 700 | 30.6 |
| 50-69 y | 4266 | 38.9 | 201 883 | 39.2 |
| >70 y | 3534 | 32.2 | 155 484 | 30.2 |
| Year of SVT diagnosis | ||||
| 1980-1989 | 2661 | 24.3 | 128 139 | 24.9 |
| 1990-1999 | 2546 | 23.2 | 120 927 | 23.5 |
| 2000-2012 | 5766 | 52.5 | 266 001 | 51.6 |
| Cancer diagnosis in the period 1 y before and 1 y after SVT/index date | ||||
| Yes | 1010 | 9.2 | 14 519 | 2.8 |
| Pregnancy 3 mo before SVT/index date | ||||
| Yes (% of all women) | 294 | 4.5 | 1 811 | 0.6 |
| Yes (% of all women <50 y) | 16.0 | 2.0 | ||
| Fracture 3 mo before SVT/index date | ||||
| Yes | 619 | 5.6 | 8 142 | 1.6 |
| Surgery 3 mo before SVT/index date | ||||
| Yes | 2111 | 19.2 | 20 034 | 3.9 |
| CCI score | ||||
| 0 | 8692 | 79.2 | 449 028 | 87.2 |
| 1 | 1514 | 13.8 | 47 182 | 9.2 |
| 2-3 | 658 | 6.0 | 17 017 | 3.3 |
| 4+ | 109 | 1.0 | 1 840 | 0.4 |
| Autoimmune disease | ||||
| Yes | 900 | 8.2 | 25 087 | 4.9 |
Members of the comparison cohort were selected from persons alive on the date of the patients’ SVT diagnosis (index date), matched by age and gender. For both cohorts, all characteristics were determined on or around this date.