Behaviour problem in family | No behaviour problem in family | Total | p value for difference within age group | |
---|---|---|---|---|
Eldest child aged 2 or 3 years | 81.3% (26) | 68.7% (79) | 70.9% (105) | 0.12 |
Eldest child aged 4 years or older | 70.9% (144) | 47.0% (238) | 54.8% (382) | <0.001 |
Total | 72.3% (170) | 51.0% (317) | 56.9% (487) |