"normal" "sensecent" "pct.cond" "pct.total" "2N_old" 842 49 5.81947743467934 1.22224993764031 "2N_yng" 1320 46 3.48484848484849 1.14741830880519 "Dp16_old" 659 25 3.79362670713202 0.623596906959341 "Dp16_yng" 1017 51 5.01474926253687 1.27213769019706