Descriptives on intrapair discordances on educational status and income, stratified on zygosity in a population of Danish twins (n=24 370)
| DZSS | MZ | |||
|---|---|---|---|---|
| (n=15 788) | (n=8582) | |||
| N | Per cent* | N | Per cent* | |
| Educational status | ||||
| Primary vs secondary | 3590 | 23 | 1460 | 17 |
| Primary vs tertiary | 900 | 6 | 316 | 4 |
| Secondary vs tertiary | 2194 | 14 | 820 | 10 |
| Any discordance | 6684 | 42 | 2596 | 30 |
| Income | ||||
| 1st quartile vs 2nd quartile | 2048 | 13 | 1072 | 12 |
| 1st quartile vs 3rd quartile | 1706 | 11 | 754 | 9 |
| 1st quartile vs 4th quartile | 1158 | 7 | 490 | 6 |
| 2nd quartile vs 3rd quartile | 2266 | 14 | 1194 | 14 |
| 2nd quartile vs 4th quartile | 1574 | 10 | 682 | 8 |
| 3rd quartile vs 4th quartile | 2000 | 13 | 1080 | 13 |
| Any discordance | 10 752 | 68 | 5272 | 61 |
*May not sum to 100 because of rounding.
DZSS, dizygotic same sex twins; MZ, monozygotic twins.