In a report, the Institute for Fiscal Studies (IFS) said there was 'worryingly little evidence' on what support works best and called for a full review of the system.

In a report, the Institute for Fiscal Studies (IFS) said there was 'worryingly little evidence' on what support works best and called for a full review of the system.

Surge in autism and ADHD diagnoses to push up cost of supporting children, says IFS