I’ll call back later venlafaxine maximum dose uk Within England, death rates for people under 17 vary between 7.9 deaths per 100,000 in the five best-performing local authorities, and 21.1 deaths per 100,000 in the five worst-performing local authorities. The highest death rates are seen in deprived areas of the North-west, northern cities and some of the poorer boroughs of London.