Recent trends in UK child and adolescent mental health.
Level 3 - non-randomized controlled study
Repeated cross-sectional nationally representative population surveys (1999 and 2004)
PubMed 18250944 · doi:10.1007/s00127-008-0310-8
What was done
Researchers analyzed parent, teacher, and youth mental health ratings from two nationally representative surveys of UK children aged 5 to 15 years conducted in 1999 and 2004 to determine whether previous multi-decade increases in conduct and emotional problems continued into the early 2000s.
What was found
The abstract reports no numerical values or statistical effect sizes. Ratings on most problem sub-scales remained stable or showed small declines between 1999 and 2004, while parent and teacher reports showed small increases in prosocial behaviors.
Why it matters
The findings indicate that the long-term rise in UK child adjustment and emotional problems observed between the 1970s and 1990s may have leveled off or started to reverse by 2004.
Limits
The abstract provides no sample sizes, confidence intervals, or specific numerical estimates. The analysis relies on subjective informant ratings across only two time points, which limits precision and long-term trajectory assessment.