"normal" "sensecent" "pct.cond" "pct.total" "2N_old" 720 55 7.63888888888889 1.66062801932367 "2N_yng" 971 76 7.826982492276 2.29468599033816 "Dp16_old" 491 22 4.4806517311609 0.664251207729469 "Dp16_yng" 898 79 8.79732739420935 2.38526570048309