“…Moving to gender differences, two studies reported that girls had reduced their drinking to a greater extent than boys [35,37]. Several other found no gender differences [3,11,15,24,29,30,49,56,69], or that the reduction was greater, more consistent (across different drinking behaviours), or solely observed in boys [19,27,34,43,44,49,52,59,60,[65][66][67]71,72].…”