Demographic distribution of double-respondent (both members) and single-respondent (1 member) twin pairs discordant for young adult Hodgkin lymphoma who completed and returned questionnaires
Characteristic . | Double respondent . | Single respondent . | Total pairs . | |||
---|---|---|---|---|---|---|
No. . | % . | No. . | % . | No. . | % . | |
Total twin pairs | 93 | 100 | 95 | 100 | 188 | 100 |
Sex | ||||||
Male-male | 28 | 30 | 27 | 28 | 55 | 29 |
Female-female | 51 | 55 | 38 | 40 | 89 | 47 |
Male-female/female-male | 14 | 15 | 30 | 32 | 44 | 23 |
Zygosity* | ||||||
MZ | 47 | 51 | 38 | 40 | 85 | 46 |
DZ | 46 | 49 | 54 | 57 | 100 | 53 |
Unknown zygosity | 0 | 0 | 3 | 3 | 3 | 2 |
Age at diagnosis, y | ||||||
Younger than 21 | 20 | 22 | 20 | 21 | 40 | 21 |
21-30 | 46 | 49 | 44 | 46 | 90 | 48 |
31-40 | 19 | 20 | 20 | 21 | 39 | 21 |
41-50 | 8 | 9 | 11 | 12 | 19 | 10 |
Histology† | ||||||
Nodular sclerosis | 53 | 69 | 33 | 40 | 86 | 54 |
Mixed cellularity | 13 | 17 | 14 | 17 | 27 | 17 |
Lymphocyte predominant | 3 | 4 | 5 | 6 | 8 | 4 |
Not otherwise specified | 8 | 10 | 30 | 36 | 38 | 24 |
Other | 0 | 0 | 1 | 1 | 1 | 1 |
Characteristic . | Double respondent . | Single respondent . | Total pairs . | |||
---|---|---|---|---|---|---|
No. . | % . | No. . | % . | No. . | % . | |
Total twin pairs | 93 | 100 | 95 | 100 | 188 | 100 |
Sex | ||||||
Male-male | 28 | 30 | 27 | 28 | 55 | 29 |
Female-female | 51 | 55 | 38 | 40 | 89 | 47 |
Male-female/female-male | 14 | 15 | 30 | 32 | 44 | 23 |
Zygosity* | ||||||
MZ | 47 | 51 | 38 | 40 | 85 | 46 |
DZ | 46 | 49 | 54 | 57 | 100 | 53 |
Unknown zygosity | 0 | 0 | 3 | 3 | 3 | 2 |
Age at diagnosis, y | ||||||
Younger than 21 | 20 | 22 | 20 | 21 | 40 | 21 |
21-30 | 46 | 49 | 44 | 46 | 90 | 48 |
31-40 | 19 | 20 | 20 | 21 | 39 | 21 |
41-50 | 8 | 9 | 11 | 12 | 19 | 10 |
Histology† | ||||||
Nodular sclerosis | 53 | 69 | 33 | 40 | 86 | 54 |
Mixed cellularity | 13 | 17 | 14 | 17 | 27 | 17 |
Lymphocyte predominant | 3 | 4 | 5 | 6 | 8 | 4 |
Not otherwise specified | 8 | 10 | 30 | 36 | 38 | 24 |
Other | 0 | 0 | 1 | 1 | 1 | 1 |