Demographic characteristics of the subjects studied
. | Control subjects, n = 87(%) . | Case subjects,* n = 88 (%) . | Unaffected twins, n = 82 (%) . | Affected twins, n = 6 (%) . |
|---|---|---|---|---|
| Sex | ||||
| Male | 48 (55) | 35 (40) | 33 (40) | 3 (50) |
| Female | 39 (45) | 53 (60) | 49 (60) | 3 (50) |
| Age at participation, y | ||||
| At least 30 or younger | 10 (11.5) | 11 (13) | 11 (13) | 0 |
| 31-40 | 32 (37) | 32 (36) | 28 (34) | 4 (67) |
| 41-50 | 35 (40) | 37 (42) | 35 (43) | 2 (33) |
| 51-60 | 10 (11.5) | 8 (9) | 8 (10) | 0 |
| Race | ||||
| White | 86 (99) | 86 (98) | 80 (98) | 6 (100) |
| African-American | 1 (1) | 1 (1) | 1 (1) | 0 |
| Asian | 0 | 1 (1) | 1 (1) | 0 |
| Zygosity | ||||
| Monozygotic | — | 60 (68) | 54 (66) | 6 (100) |
| Dizygotic | — | 28 (32) | 28 (34) | 0 |
. | Control subjects, n = 87(%) . | Case subjects,* n = 88 (%) . | Unaffected twins, n = 82 (%) . | Affected twins, n = 6 (%) . |
|---|---|---|---|---|
| Sex | ||||
| Male | 48 (55) | 35 (40) | 33 (40) | 3 (50) |
| Female | 39 (45) | 53 (60) | 49 (60) | 3 (50) |
| Age at participation, y | ||||
| At least 30 or younger | 10 (11.5) | 11 (13) | 11 (13) | 0 |
| 31-40 | 32 (37) | 32 (36) | 28 (34) | 4 (67) |
| 41-50 | 35 (40) | 37 (42) | 35 (43) | 2 (33) |
| 51-60 | 10 (11.5) | 8 (9) | 8 (10) | 0 |
| Race | ||||
| White | 86 (99) | 86 (98) | 80 (98) | 6 (100) |
| African-American | 1 (1) | 1 (1) | 1 (1) | 0 |
| Asian | 0 | 1 (1) | 1 (1) | 0 |
| Zygosity | ||||
| Monozygotic | — | 60 (68) | 54 (66) | 6 (100) |
| Dizygotic | — | 28 (32) | 28 (34) | 0 |
—indicates not applicable.
Case subjects diagnosed with young adult Hodgkin lymphoma (aged 15-49 years at diagnosis).