Table 2.
Descriptive statistics of variables included in analysis
| Iceland | Norway | Sweden | |
|---|---|---|---|
| Union dissolutions | |||
| Yes | 9.5 | 18.7 | 13.2 |
| No | 90.5 | 81.3 | 86.8 |
| Fathers’ use of parental leave | |||
| Not used | 6.7 | 44.5 | 27.3 |
| Up to the reserved part | 73.4 | 37.8 | 39.8 |
| More than the reserved part | 19.9 | 17.7 | 32.9 |
| Union status at first birth | |||
| Cohabiting | 65.2 | 50.3 | 59.3 |
| Married | 34.8 | 49.7 | 40.7 |
| Time period at first birth | |||
| 1994–1997a | 36.5 | 24.3 | |
| 1998–2000 | 25.4 | 22.9 | |
| 2001–2004 | 65.9 | 35.6 | 30.1 |
| 2005–2009b | 34.1 | 12.5 | 22.7 |
| Mother’s education | |||
| Low | 12.8 | 5.0 | 6.8 |
| Medium | 23.4 | 48.9 | 53.1 |
| High | 57.2 | 42.7 | 37.3 |
| Missing | 6.6 | 3.5 | 2.9 |
| Father’s education | |||
| Low | 14.9 | 6.5 | 9.1 |
| Medium | 30.9 | 57.6 | 61.5 |
| High | 41.0 | 33.7 | 27.0 |
| Missing | 13.3 | 2.3 | 2.4 |
| Immigrant background | |||
| Neither parent born abroad | 87.6 | 83.1 | 78.7 |
| Father born abroad | 2.8 | 4.7 | 5.8 |
| Mother born abroad | 6.1 | 6.1 | 6.0 |
| Both born abroad | 3.6 | 6.2 | 9.5 |
| Mother’s age (mean) | 27.2 | 28.1 | 28.1 |
| Father’s age (mean) | 29.9 | 31.1 | 30.4 |
| Number of children (continuous) | |||
| 1 | 16.2 | 25.1 | 24.3 |
| 2 | 63.4 | 58.9 | 63.6 |
| 3 + | 20.4 | 16.1 | 12.1 |
| Number of observations (person-year exposure) | 19,085 | 919,348 | 1,476,611 |
Iceland, Norway and Sweden. Percent (numbers correspond to exposure time)
a1995 for Sweden
b2007 for Norway