Distribution of person-years at risk
SSM | OSM | P value** | |||
Person-years* | % | Person-years* | % | ||
Males | |||||
Country | |||||
Denmark | 103 391 | 62.5 | 12 383 124 | 47.6 | χ2 (1)=14,726.1; p<0.0001 |
Sweden | 62 020 | 37.5 | 13 655 878 | 52.4 | |
Period | |||||
1989–2002 | 41 453 | 25.1 | 7 019 068 | 27.0 | χ2 (1)=300.0; p<0.0001 |
2003–2016 | 123 959 | 74.9 | 19 019 934 | 73.0 | |
Age group | |||||
18–34 | 25 767 | 15.6 | 5 597 252 | 21.5 | χ2 (2)=11,476.2; p<0.0001 |
35–64 | 122 724 | 74.2 | 19 132 263 | 73.5 | |
65+ | 16 921 | 10.2 | 1 309 486 | 5.0 | |
Marital status | |||||
Married | 133 346 | 80.6 | 22 410 144 | 86.1 | χ2 (1)=4,060.5; p<0.0001 |
Divorced/widowed | 32 065 | 19.4 | 3 628 857 | 13.9 | |
Total | 165 411 | 100.0 | 26 039 002 | 100.0 | |
Females | |||||
Country | |||||
Denmark | 89 256 | 57.6 | 12 568 003 | 48.0 | χ2 (1)=5,713.8; p<0.0001 |
Sweden | 65 759 | 42.4 | 13 637 881 | 52.0 | |
Period | |||||
1989–2002 | 23 824 | 15.4 | 7 021 278 | 26.8 | χ2 (1)=10,270.3; p<0.0001 |
2003–2016 | 131 192 | 84.6 | 19 184 606 | 73.2 | |
Age group | |||||
18–34 | 38 411 | 24.8 | 7 764 473 | 29.6 | χ2 (2)=2,010.0; p<0.0001 |
35–64 | 109 980 | 70.9 | 17 576 051 | 67.1 | |
65+ | 6625 | 4.3 | 865 361 | 3.3 | |
Marital status | |||||
Married | 123 922 | 79.9 | 22 114 877 | 84.4 | χ2 (1)=2,310.5; p<0.0001 |
Divorced/widowed | 31 094 | 20.1 | 4 091 007 | 15.6 | |
Total | 155 016 | 100.0 | 26 205 884 | 100.0 | χ2 (1)=404.5; p<0.0001 |
*Person-years were calcalculated based on person-months and rounded to nearest integer. **χ2 tests assessing differences between SSM and OSM.
OSM, opposite-sex marriage; SSM, same-sex marriage.