Table 2

 National Prevalence Study: unweighted and weighted total sample numbers* by standard region in England

TotalLondonSouth eastSouth westEast AngliaEast MidlandsWest MidlandsYorks/HumbersideNorth westNorth
Total (unweighted)310154385326194243332270316189
Total (weighted)3101534701327116215360304368174
Sex:
 Male15892883651685811317515716699
 Female15122463361595810218414720375
Age:
 11-1417252843901877012720717020288
 15-171376250312140478815313416586
Social grade:
 AB82312722282366592798932
 C18451351869929631007610850
 C26559515182195087666936
 D5081129850242456516035
 E26966451681327324321

*Weighted numbers are rounded and thus marginal totals might not add up. Analyses are based on weighted sample.