Table 1

Distribution of person-years at risk

SSMOSMP value**
Person-years*%Person-years*%
Males
 Country
  Denmark103 39162.512 383 12447.6χ2 (1)=14,726.1; p<0.0001
  Sweden62 02037.513 655 87852.4
 Period
  1989–200241 45325.17 019 06827.0χ2 (1)=300.0; p<0.0001
  2003–2016123 95974.919 019 93473.0
 Age group
  18–3425 76715.65 597 25221.5χ2 (2)=11,476.2; p<0.0001
  35–64122 72474.219 132 26373.5
  65+16 92110.21 309 4865.0
 Marital status
  Married133 34680.622 410 14486.1χ2 (1)=4,060.5; p<0.0001
  Divorced/widowed32 06519.43 628 85713.9
 Total165 411100.026 039 002100.0
Females
 Country
  Denmark89 25657.612 568 00348.0χ2 (1)=5,713.8; p<0.0001
  Sweden65 75942.413 637 88152.0
 Period
  1989–200223 82415.47 021 27826.8χ2 (1)=10,270.3; p<0.0001
  2003–2016131 19284.619 184 60673.2
 Age group
  18–3438 41124.87 764 47329.6χ2 (2)=2,010.0; p<0.0001
  35–64109 98070.917 576 05167.1
  65+66254.3865 3613.3
 Marital status
  Married123 92279.922 114 87784.4χ2 (1)=2,310.5; p<0.0001
  Divorced/widowed31 09420.14 091 00715.6
 Total155 016100.026 205 884100.0χ2 (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.