Table 1.
Descriptive statistics
| Variable | n | Min | Max | Mean | SD |
|---|---|---|---|---|---|
| Maternal conflict (antenatal) | 11 725 | 9 | 45 | 19.40 | 5.21 |
| Paternal conflict (antenatal) | 8 338 | 9 | 41 | 19.12 | 5.01 |
| Maternal conflict (postnatal) | 10 390 | 13 | 64 | 29.65 | 8.44 |
| Paternal conflict (postnatal) | 6 914 | 13 | 62 | 29.18 | 8.10 |
| Maternal depression (antenatal) | 11 954 | 0 | 30 | 6.98 | 4.86 |
| Maternal depression (postnatal) | 9 846 | 0 | 27 | 4.23 | 3.93 |
| Paternal depression (antenatal) | 11 198 | 0 | 29 | 5.40 | 4.68 |
| Paternal depression (postnatal) | 7 090 | 0 | 24 | 3.35 | 3.70 |
| Total child difficulties (42 months) | 9 910 | 0 | 52 | 12.53 | 5.72 |
| Conduct difficulties (42 months) | 9 910 | 0 | 16 | 3.63 | 2.36 |
| Emotional difficulties (42 months) | 9 910 | 0 | 12 | 2.55 | 1.74 |