The evaluations found minimal evidence to suggest individuals who were primary drinkers (and not already using drugs) were likely to start using drugs as a result of higher alcohol prices.
Fodd bynnag, roedd y rhai o gefndir o olud teuluol isel yn fwy tebygol o ddweud nad oeddent byth neu’n anaml yn yfed alcohol (o’i gymharu â golud teuluol uchel).