Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

Establishment of a high quality longitudinal dataset

Five cohorts of young people aged between 6 and 18 years

Five annual sweeps of data collection

Two teacher surveys

Two sweeps of headteacher and governor interviews

Over 2,200 young people have participated in the WMCS

Totalling over 6,000 individual survey responses 

Over 490 responses from teachers 

29 schools have been involved (including primary and secondary schools)

Over 240 responses from parents